All India Class 6 Group

Find the square of the following numbers using the duplex method.
976
  • a)
    946176
  • b)
    947176
  • c)
    948176
  • d)
    949176
Correct answer is option 'A'. Can you explain this answer?

Pallavi Roy answered  •  10 minutes ago
Understanding the Duplex Method:
The duplex method is a technique used to find the square of a number quickly and efficiently. It involves breaking down the number into its components and performing calculations based on these components.

Finding the Square of 976:
To find the square of 976 using the duplex method, we follow these steps:
1. Identify the base
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Choose an adjective and complete the sentence.
I had ________ rice.
  • a)
    That
  • b)
    Now
  • c)
    Ended
  • d)
    Enough
Correct answer is option 'D'. Can you explain this answer?

Pallavi Roy answered  •  19 minutes ago
Explanation:

Adjective: Enough

Sentence Explanation:
- The adjective "enough" is used to describe the quantity of rice that was sufficient or satisfactory for the speaker.
- It indicates that the amount of rice present was adequate for the speaker's needs or desires.

Usage:
- In this context, "enough" is used to convey tha
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?

Pallavi Roy answered  •  22 minutes ago
Parts of a Flower:
- Reproductive Parts:
- Stamen: The male reproductive part of the flower consisting of the anther and filament.
- Pistil: The female reproductive part of the flower consisting of the stigma, style, and ovary.
- Non-Reproductive Parts:
- Petal: Often colorful and fragrant, attracting pollinators to the flower.<
... more

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Pallavi Roy answered  •  29 minutes ago
Vah Chidiya Jo Test for Class 6 Hindi (Vasant) - CBSE and NCERT Curriculum

Introduction:
In the Hindi (Vasant) curriculum for Class 6, students are introduced to a variety of literary works, including poems, stories, and essays. One of the poems that students may come across is "Vah Chidiya Jo," which is a popular poem that talks about the beauty and freedom of a bird
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What is the temperature of our stomach?

Palak Nair answered  •  4 hours ago
Temperature of the Stomach
The stomach is a vital organ in our digestive system that plays a significant role in breaking down food and absorbing nutrients. The temperature of the stomach is generally around 99.6°F (37.6°C), which is slightly higher than the average body temperature of 98.6°F (37°C).

Factors affecting stomach temperature
- Food and drink intak
... more The temperature of the stomach can vary depending on the type of food and drink consumed. Hot or cold foods can temporarily affect the temperature of the stomach.
- Metabolism: The body's metabolic rate can influence the temperature of various organs, including the stomach. A higher metabolism may result in a slightly higher stomach temperature.
- Illness or infection: In cases of illness or infection, the body's temperature regulation mechanisms may be disrupted, leading to fluctuations in stomach temperature.

Importance of stomach temperature
The stomach's temperature is crucial for optimal digestion and the function of enzymes that break down food. Enzymes work most efficiently within a specific temperature range, and any significant deviation from the normal stomach temperature can impact digestion and nutrient absorption.

Regulating stomach temperature
The body has mechanisms to regulate the temperature of the stomach and maintain it within the necessary range for digestion. Blood flow, hormone secretion, and nerve signals all play a role in maintaining the stomach temperature at the optimal level.
In conclusion, the temperature of the stomach is an essential factor in the digestion process. By understanding the factors that influence stomach temperature and how the body regulates it, we can ensure proper digestion and nutrient absorption for overall health and well-being.

लेखिका क्या बताती है
  • a)
    समय मे नज़दीकिया
  • b)
    समय में दूरी
  • c)
    अलग कपड़े
  • d)
    बूट पॉलिश करना
Correct answer is option 'B'. Can you explain this answer?

Ashwini Chauhan answered  •  4 hours ago
Understanding the Author's Message
The correct answer to the question is option 'b) समय में दूरी'. Let's understand what the author may be trying to convey through this option.

Time and Distance
The author might be emphasizing the concept of 'distance in time' through this option. It could mean that as time passes, distances between people, places, or events tend
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What boon did Sage Durvasa grant to Kunti?
  • a)
    The power to invoke any deity
  • b)
    Immortality
  • c)
    Great wisdom and knowledge
  • d)
    Victory in battle
Correct answer is option 'A'. Can you explain this answer?

Saptarshi Das answered  •  4 hours ago
Granting of Boon by Sage Durvasa to Kunti
Kunti, the mother of the Pandavas, received a boon from Sage Durvasa, a powerful and often irritable sage known for his temper. This boon was the power to invoke any deity of her choice.

Significance of the Boon
This boon proved to be significant in Kunti's life as it allowed her to call upon various gods such as Surya, t
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Anu has a table to store names, birth dates, and addresses of 20 person. What should she do to add hobbies for each person and add details of 5 more person?
a)Split cells. b) Insert column
c) Insert rows. d) Both b
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Kunal Ghosh answered  •  4 hours ago
Inserting Hobbies and Details for More People

Split Cells:
To add hobbies for each person in the table, Anu can split the cells in the table to create a new column for hobbies. She can do this by selecting the column where she wants to insert the new data (in this case, hobbies), then right-clicking and choosing the "Split Cells" option. This will divide the selected
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When two nouns in apposition, the possessive sign is put to the latter only.
Also when two nouns are closely connected, the possessive is put to the latter.can you explain it with examples?

Charvi Pillai answered  •  5 hours ago
Apposition Nouns:
When two nouns are in apposition, the possessive sign is put only to the latter noun. Apposition means that the two nouns are placed next to each other to explain or identify each other.
Example:
- My friend Mary's car is parked outside. (Here, "friend" and "Mary" are in apposition, so the possessive sign is added to "Mary" only.)

Close
... more
When two nouns are closely connected in a sentence, the possessive sign is also put to the latter noun. This usually occurs when the two nouns are closely related or are part of the same entity.
Example:
- The author J.K. Rowling's books are bestsellers. (Here, "author" and "J.K. Rowling" are closely connected, so the possessive sign is added to "J.K. Rowling" only.)
In both cases, the possessive sign is used to indicate ownership or association with the noun that follows it. Remember to apply these rules when using possessive forms in sentences with apposition or closely connected nouns.

In the context of logic gates, what gate can be likened to deciding whether to play online games based on the availability of friends online?
  • a)
    AND Gate
  • b)
    OR Gate
  • c)
    NOT Gate
  • d)
    XOR Gate
Correct answer is option 'B'. Can you explain this answer?

Rajat Chatterjee answered  •  7 hours ago
OR Gate
The OR gate in the context of logic gates can be likened to deciding whether to play online games based on the availability of friends online. Here's how:

OR Gate Functionality:
- The OR gate is a logic gate that outputs true (or 1) if at least one of its inputs is true.
- In the case of deciding to play online games, if any of your friends are onlin
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Which of the following is an example of natural pinhole camera ?
  • a)
    Holes in a leaf
  • b)
    Pollen grains in flower
  • c)
     Thorns on a stem
  • d)
    All the above
Correct answer is option 'A'. Can you explain this answer?

Preethi Dasgupta answered  •  7 hours ago
Explanation:

Natural Pinhole Camera:
- A natural pinhole camera is a simple optical device that uses a small aperture or pinhole to project an inverted image of the outside scene onto a screen inside a darkened room.
- The concept of a pinhole camera is based on the principle that light travels in straight lines and when it passes through a small hole, it creates
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What is 8000 into 700?

Rutuja Roy answered  •  7 hours ago
8000 into 700

Calculation:
- To find the product of 8000 and 700, you simply multiply these two numbers.
- 8000 x 700 = 5,600,000

Explanation:
- When you multiply 8000 by 700, you are essentially adding 8000 to itself 700 times.
- This results in a total of 5,600,000, which is the product of these two numbers.
- Multiplication is
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Identify the conjunction in the following sentence:
Q. His dish was the best though he cooked the slowest.
  • a)
    he
  • b)
    though
  • c)
    cooked
  • d)
    best
Correct answer is option 'B'. Can you explain this answer?

Ananya Das answered  •  9 hours ago
Conjunction in the Sentence:

Explanation:
- The conjunction in the given sentence is "though."
- A conjunction is a word that connects words, phrases, or clauses in a sentence.
- In this sentence, "though" is connecting two clauses - "His dish was the best" and "he cooked the slowest."
- It shows the contrast between the two clauses, indicating that des
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Write the V1, V2 , V3 verb form of shriek?

Ananya Das answered  •  9 hours ago



Shriek Verb Forms and Explanation:

V1: shriek
- The base form of the verb "shriek" is "shriek." This is the form used when referring to the action in a general sense, without indicating when it happened or who did it.

V2: shrieked
- The V2 form of the verb "shriek" is "shrieked." This form is used when referring to
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Identify the conjunction in the following sentence:
Q. The teacher is strict but kind.
  • a)
    strict
  • b)
    is
  • c)
    kind
  • d)
    but
Correct answer is option 'D'. Can you explain this answer?

Ananya Das answered  •  10 hours ago
Conjunction in the sentence:
The conjunction in the sentence "The teacher is strict but kind" is 'but'.

Explanation:
  • Conjunction: A conjunction is a word that connects words, phrases, or clauses in a sentence. In this case, the word 'but' is connecting the two contrasting qualities of the teacher - strict and kind.



Ana
... more
  • Strict: This word describes one aspect of the teacher's personality, indicating that the teacher has high expectations and enforces rules.
  • But: This conjunction introduces a contrast or exception to the previous quality mentioned, showing that despite being strict, the teacher is also kind.
  • Kind: This word represents the second aspect of the teacher's personality, suggesting that the teacher is caring, compassionate, and understanding.



Overall meaning:
  • The sentence as a whole gives a balanced view of the teacher, highlighting both their strictness and kindness, showing a nuanced and multi-dimensional portrayal.

?

Ananya Das answered  •  10 hours ago
What is Food?
Food is a substance that provides nutrients to living organisms for growth, energy, and overall well-being. It is essential for the survival of all living beings, including humans.

Components of Food
- Macronutrients: These are nutrients required in large amounts, such as carbohydrates, proteins, and fats.
- Micronutrients: These
... more

In EduRev app I am not getting my English textbook?

Sounak Ghoshal answered  •  11 hours ago
Missing English Textbook in EduRev App


I understand that you are facing an issue with not being able to find your English textbook in the EduRev app. Here are some possible reasons and solutions to help you resolve this problem:

Possible Reasons:

  • Your English textbook may not be available in the EduRev app's database.
  • There could be a technical glitch or bug causing the textbook to not appear.
  • Your account settings may need to be adjusted to access the textbook.


Solutions:

  • Contact the EduRev app support team to inquire about the availability of your English textbook.
  • Check for any updates or new versions of the app that may include your textbook.
  • Try logging out and logging back into your account to refresh the app.
  • Explore other resources within the app that may provide similar content to your English textbook.


Further Assistance:


If none of the above solutions work, I recommend reaching out to the EduRev app's customer support for further assistance. They will be able to provide personalized help and guidance to help you access your English textbook within the app.

I am not getting my school text book for study?

Shruti Singh answered  •  11 hours ago
Reasons why you may not be getting your school textbook for study:

Library availability:
- Check if the textbook is available in your school library. Sometimes, textbooks are kept in the library for reference purposes, and you can use them during library hours.

Delayed distribution:
- Sometimes, schools may face delays in distributing textbooks
... more

What is primary and secondary cell?

Rounak Chawla answered  •  16 hours ago
Primary and Secondary Cells
Primary Cell:
- Primary cells are non-rechargeable cells that cannot be reused once they are discharged.
- These cells are designed for one-time use and are discarded after their energy is depleted.
- Examples of primary cells include alkaline batteries, button cells, and lithium batteries.
- Primary cells have a long shelf life and are ideal fo
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Which part of a mustard plant is edible?
  • a)
    Seeds and Flowers 
  • b)
    Leaves and Flowers 
  • c)
    Stems and Roots 
  • d)
    Seeds and Leaves 
Correct answer is option 'D'. Can you explain this answer?

Rounak Chawla answered  •  16 hours ago
Edible Parts of a Mustard Plant
Mustard plants are known for their pungent flavor and are commonly used in cooking. The edible parts of a mustard plant include:
  • Seeds: Mustard seeds are the most commonly used part of the plant. They are tiny, round seeds that have a strong, spicy flavor. Mustard seeds are used whole, crushed, or ground to make mustard paste, sauce, ... more
  • Leaves: Mustard leaves, also known as mustard greens, are another edible part of the plant. These dark green leaves have a slightly bitter taste and are commonly used in salads, stir-fries, and soups. Mustard leaves are rich in nutrients like vitamins A, C, and K.


Both mustard seeds and leaves are widely used in cooking and are known for their distinct flavor and health benefits. They add a unique taste to dishes and are popular ingredients in various cuisines around the world.

What will be the output of the following C code?
#include <stdio.h>
    void foo(const int *);
    int main()
    {
        const int i = 10;
        printf("%d ", i);
        foo(&i);
        printf("%d", i);
 
    }
    void foo(const int *i)
    {
        *i = 20;
    }
  • a)
    Compile time error
  • b)
    10 20
  • c)
    Undefined value
  • d)
    10
Correct answer is option 'A'. Can you explain this answer?

Tanishq Mehra answered  •  yesterday
Explanation:
- Compile time error: The code will throw a compile time error because of the attempt to modify a constant variable `i` inside the `foo` function.
- const int i = 10; This line declares a constant integer `i` with a value of 10.
- printf("%d ", i); This will print the value of `i`, which is 10.
- foo(&i); The address of `i` is pas
... more

What will be the output of the following C code?
    #include <stdio.h>
    #include <string.h>
    int main()
    {
        char *str = "x";
        char c = 'x';
        char ary[1];
        ary[0] = c;
        printf("%d %d", strlen(str), strlen(ary));
        return 0;
    }
  • a)
    1 1
  • b)
    2 1
  • c)
    2 2
  • d)
    1 (undefined valu
Correct answer is option 'D'. Can you explain this answer?

Tanishq Mehra answered  •  yesterday
Explanation:
- Variable Initialization:
- The variable `str` is initialized with a string literal "x".
- The variable `c` is initialized with the character 'x'.
- The array `ary` is initialized with a size of 1.
- Assigning Value:
- The character 'x' is assigned to the first element of the array `ary`.
- Calculating Length:
-
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Predict and write. why can't fish live on land ?

Tanishq Mehra answered  •  yesterday



Why can't fish live on land?
Fish are adapted to living in water and are not equipped to survive on land. Below are some reasons why fish cannot live on land:
1. Respiration:
Fish breathe through gills that extract oxygen from water. If fish were to live on land, their gills would dry out and they would not be able to extract oxygen from t
... more

Imagine you are in a room, the room is fill with water and there is no door or window. How will you come out ?

Tanishq Mehra answered  •  yesterday
Escaping from a room filled with water

Assessing the situation
First, take a deep breath and try to remain calm. Panicking will only waste your energy and oxygen.

Look for an alternative exit
Check the walls of the room for any hidden panels or compartments that could potentially lead to an escape route. Look for any loose bricks or tiles that m
... more

I’m tired. I ...... for 3 hours!
  • a)
    have studied
  • b)
    had been studying
  • c)
    have been studying
  • d)
    has been studying
Correct answer is option 'C'. Can you explain this answer?

Tanishq Mehra answered  •  yesterday
Explanation:

Present Perfect Continuous Tense:
- This tense is used to describe an action that started in the past, continues into the present, and may continue into the future.

Usage:
- In this sentence, the action of studying started in the past and has continued up to the present moment.
- The speaker is currently tired because of studyi
... more

How has the relationship between dogs and humans changed since the dog started serving man?
  • a)
    Dogs have become more aggressive towards humans
  • b)
    Dogs have become less loyal to humans
  • c)
    Dogs have become faithful servants to humans
  • d)
    Dogs have become more independent
Correct answer is option 'C'. Can you explain this answer?

Tanishq Mehra answered  •  yesterday
Evolution of the relationship between dogs and humans:
- Early days of dog-human relationship:
In the early days when dogs started serving humans, they were primarily used for hunting, herding, and protection. Dogs were valued for their loyalty, intelligence, and ability to work alongside humans.
- Development of a strong bond:
Over time, as dogs continued
... more

Why does earth revolve around the sun?

Saikat Rane answered  •  yesterday
Reasons why Earth revolves around the Sun:
- Gravitational force:
The primary reason why Earth revolves around the Sun is due to the gravitational force between the two celestial bodies. According to Newton's law of universal gravitation, every object in the universe attracts every other object with a force directly proportional to their masses and inversely proportional t
... more

The largest 4-digit number, using digits 5, 9, 2 and 6 is [ you can repeat any digit two time ]
  • a)
    9652         
  • b)
    9562         
  • c)
    9659         
  • d)
    9965
Correct answer is option 'D'. Can you explain this answer?

Shreyshi answered  •  yesterday
Option D is correct one because if there is given that you can't repeat any number then 9652 but there is given that you can repeat any number two times so you should be repeat greatest number two times
So, Here 9 is greatest number so you should be repeat two times.
So, correct answer is 9965.

Which of the following format identifier can never be used for the variable var?
#include <stdio.h>
    int main()
    {
        char *var = "Advanced Training in C by Sanfoundry.com";
    }
  • a)
    %f
  • b)
    %d
  • c)
    %c
  • d)
    %s
Correct answer is option 'A'. Can you explain this answer?

Varun Jain answered  •  yesterday
Explanation:

Data Types:
- The variable var is of type char* which is a pointer to a character.

Format Identifiers:
- Format identifiers are used in printf and scanf functions to specify the type of variable being passed.
- %s is used to print a string of characters.

Invalid Format Identifier:
- The format identifier
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There is a certain relationship between figures (i) and (ii). Establish the same relationship between figures (iii) and (iv) by selecting a suitable figure from the options which will replace the (?) in fig. (iv).
  • a)
  • b)
  • c)
  • d)
Correct answer is option 'D'. Can you explain this answer?

Shreyshi answered  •  yesterday
Option D is correct one because in the first picture there is a shape that has 5 sides and two black dots inside the shape.
In the second picture there is a shape that has (5-1)4 sides and two black dots outside of the shape and one white dot inside the shape.
In the third picture there is a shape that has 4 sides and two black dots inside.
Therefore, In last picture there will be a
... more

Which of following is Not one of Excel’s what-if function?
  • a)
    Goal seek
  • b)
    Solver
  • c)
    Scenario manager
  • d)
    Auto Outline
Correct answer is option 'D'. Can you explain this answer?

Nishtha Banerjee answered  •  yesterday
Auto Outline is not one of Excel's What-If functions
Goal Seek, Solver, and Scenario Manager are all examples of Excel's What-If functions that help users analyze data and make predictions based on different scenarios. However, Auto Outline is not a What-If function in Excel.

Goal Seek:
Goal Seek is a tool in Excel that allows users to find the input value needed
... more

What will be the output of the following C code?
    #include <stdio.h>
    int main()
    {
        printf("C programming %s", "Class by\n%s Sanfoundry", "WOW");
    }
  • a)
    C programming Class by
    WOW Sanfoundry
  • b)
    C programming Class by\n%s Sanfoundry
  • c)
    C programming Class by
    %s Sanfoundry
  • d)
    Compilation error
Correct answer is option 'C'. Can you explain this answer?

Keerthana Menon answered  •  yesterday
Explanation:
- The code snippet provided is trying to print a formatted string using the `printf` function.
- The format string given is "C programming %s", which contains one placeholder for a string.
- However, in the `printf` statement, there are three arguments provided.
- The first argument is the format string "C programming %s".
- The second argument is the
... more

तु कांत वाले प िकयाें के चुनकर िलखें| असपपलता एक चुनैती है इसे रवीकार कराे, कया कमी रह गई, देखाे और सूधार कराे, जब तक न सपपल हाे नीदं चंनै के तयागाे तुम, संघषे का मदाैन छाेडकर मत भागाे तु म?

Keerthana Menon answered  •  yesterday
Understanding the Importance of Perseverance
In life, facing challenges and obstacles is inevitable. It is important to have a positive attitude and perseverance to overcome these hurdles. Perseverance is the key to success and achieving your goals. Let's break down the concept of perseverance and its significance.

What is Perseverance?
Perseverance is the abilit
... more

?

Keerthana Menon answered  •  yesterday



Document on Bisector and Perpendicular Bisector

Bisector:
- A bisector is a line, ray, or line segment that divides an angle or a line segment into two equal parts.
- In practical geometry, bisectors are often used to construct perpendicular bisectors and angle bisectors in various geometric constructions.

Perpendicular
... more
- A perpendicular bisector is a line, ray, or line segment that passes through the midpoint of a line segment at a 90-degree angle, dividing the line segment into two equal parts.
- In practical geometry, perpendicular bisectors are commonly used to construct equilateral triangles, squares, and other geometric shapes.

Chapter Notes - Practical Geometry:
- Practical geometry involves constructing various geometric figures using a straightedge and a compass.
- Bisectors and perpendicular bisectors play a crucial role in constructing angles, triangles, quadrilaterals, and other geometric shapes accurately.

Explain streamlined shapes?

Keerthana Menon answered  •  yesterday
Streamlined Shapes
Streamlined shapes refer to forms that are designed to reduce resistance to motion through a fluid, such as air or water. These shapes are typically aerodynamic and smooth, allowing for efficient movement through the medium.

Characteristics of Streamlined Shapes
- Aerodynamic: Streamlined shapes are aerodynamic in nature, meaning they a
... more

When the noun is plural, and ends in s, the Possessive Case is formed by adding only an apostrophe.can you explain it in brief?

Maitri Bajaj answered  •  yesterday
Plural Nouns ending in -s and the Possessive Case
Plural nouns that end in -s form the possessive case by simply adding an apostrophe at the end of the word. This rule is applied when the plural noun already ends in -s.

Examples:
- The boys' toys
- The teachers' lounge
- The students' books

Explanation:
When a plural noun already
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When a noun or a title consists of several words, the possessive sign is attached only to the last word. can u explain it with examples?

Keerthana Menon answered  •  yesterday
Explanation of Possessive Sign with Nouns or Titles Consisting of Several Words

  • General Rule: When a noun or a title consists of several words, the possessive sign is attached only to the last word.
  • Example 1: The car of John and Mary becomes John and Mary's car.
  • Example 2: The house of the Smith family becomes the Smith family's house.


Explanation:

  • When a noun or a title is made up of multiple words, the possessive sign (') is attached only to the last word in the sequence.
  • This rule simplifies writing and speaking by avoiding redundant possessive signs in multi-word nouns or titles.


Application of the Rule:

  • When writing or speaking about ownership or association with multi-word nouns or titles, remember to add the possessive sign to the last word only.
  • For example, instead of saying "the house of John and Mary," you would say "John and Mary's house" to correctly indicate ownership.


Conclusion:

  • Understanding the rule of attaching the possessive sign to the last word in multi-word nouns or titles helps in clear and concise communication.
  • By following this rule, you can express ownership or association accurately without unnecessary repetition of possessive signs.

 LXXXVIII = ? (Hindu Arabic numeral)
  • a)
    125
  • b)
    81
  • c)
    77
  • d)
    88
Correct answer is option 'D'. Can you explain this answer?

Shreyshi answered  •  yesterday
Solution: L=50
XXX=30
So,LXXX=50+30=80
and V=5
III=3
So, VIII=5+3=8
Therefore, LXXXVIII= 80+8=88

?

Lomash Kumar Markam answered  •  yesterday
Metals can lose their luster and become dull due to a process called oxidation. When metals react with oxygen in the air, they form a layer of metal oxide on their surface. This layer can diminish the metal's shiny appearance, making it look dull. Additionally, exposure to other elements or environmental factors like moisture can also contribute to this dulling effect over time.
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