JEE Exam > JEE Questions > Microwave oven acts on the principle of :a)tr...
Start Learning for Free
Microwave oven acts on the principle of :
- a)transferring electrons from lower to higher energy levels in water molecule
- b)giving rotational energy to water molecules
- c)giving vibrational energy to water molecules
- d)giving translational energy to water molecules
Correct answer is option 'B'. Can you explain this answer?
| FREE This question is part of | Download PDF Attempt this Test |
Most Upvoted Answer
Microwave oven acts on the principle of :a)transferring electrons from...
Microwave oven acts on the principle of giving rotational energy to water molecules.
Explanation:
A microwave oven is a kitchen appliance that uses microwave radiation to cook or heat food. It operates on the principle of dielectric heating, where the food is heated by the absorption of microwave energy by water molecules present in the food.
Dielectric Heating:
Dielectric heating is a process in which a material is heated by applying an electromagnetic field to it. In the case of a microwave oven, the electromagnetic field is in the form of microwaves. When these microwaves interact with water molecules, they transfer energy to the molecules, causing them to vibrate and rotate.
Rotational Energy:
In the microwave oven, the microwaves have a specific frequency (usually around 2.45 GHz) that matches the energy required for the rotational motion of water molecules. When the microwaves pass through the food, they cause the water molecules to rotate rapidly. This rotational motion leads to an increase in the temperature of the food.
Other Modes of Energy Transfer:
While rotational energy is the primary mode of energy transfer in a microwave oven, other modes such as vibrational and translational energy also contribute to the heating process. Vibrational energy refers to the oscillation of water molecules, and translational energy refers to their movement in space.
However, the rotational energy is the dominant mode of energy transfer because the frequency of the microwaves matches the rotational energy levels of water molecules. This resonance effect leads to efficient heating of the food.
Conclusion:
In conclusion, a microwave oven acts on the principle of giving rotational energy to water molecules. The microwaves in the oven cause the water molecules to rotate rapidly, resulting in the heating of the food. While other modes of energy transfer also occur, rotational energy is the primary mode responsible for the heating process.
Explanation:
A microwave oven is a kitchen appliance that uses microwave radiation to cook or heat food. It operates on the principle of dielectric heating, where the food is heated by the absorption of microwave energy by water molecules present in the food.
Dielectric Heating:
Dielectric heating is a process in which a material is heated by applying an electromagnetic field to it. In the case of a microwave oven, the electromagnetic field is in the form of microwaves. When these microwaves interact with water molecules, they transfer energy to the molecules, causing them to vibrate and rotate.
Rotational Energy:
In the microwave oven, the microwaves have a specific frequency (usually around 2.45 GHz) that matches the energy required for the rotational motion of water molecules. When the microwaves pass through the food, they cause the water molecules to rotate rapidly. This rotational motion leads to an increase in the temperature of the food.
Other Modes of Energy Transfer:
While rotational energy is the primary mode of energy transfer in a microwave oven, other modes such as vibrational and translational energy also contribute to the heating process. Vibrational energy refers to the oscillation of water molecules, and translational energy refers to their movement in space.
However, the rotational energy is the dominant mode of energy transfer because the frequency of the microwaves matches the rotational energy levels of water molecules. This resonance effect leads to efficient heating of the food.
Conclusion:
In conclusion, a microwave oven acts on the principle of giving rotational energy to water molecules. The microwaves in the oven cause the water molecules to rotate rapidly, resulting in the heating of the food. While other modes of energy transfer also occur, rotational energy is the primary mode responsible for the heating process.
Attention JEE Students!
To make sure you are not studying endlessly, EduRev has designed JEE study material, with Structured Courses, Videos, & Test Series. Plus get personalized analysis, doubt solving and improvement plans to achieve a great score in JEE.
|
Explore Courses for JEE exam
|
|
Similar JEE Doubts
Top Courses for JEEView all
Microwave oven acts on the principle of :a)transferring electrons from lower to higher energy levels in water moleculeb)giving rotational energy to water moleculesc)giving vibrational energy to water moleculesd)giving translational energy to water moleculesCorrect answer is option 'B'. Can you explain this answer?
Question Description
Microwave oven acts on the principle of :a)transferring electrons from lower to higher energy levels in water moleculeb)giving rotational energy to water moleculesc)giving vibrational energy to water moleculesd)giving translational energy to water moleculesCorrect answer is option 'B'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about Microwave oven acts on the principle of :a)transferring electrons from lower to higher energy levels in water moleculeb)giving rotational energy to water moleculesc)giving vibrational energy to water moleculesd)giving translational energy to water moleculesCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Microwave oven acts on the principle of :a)transferring electrons from lower to higher energy levels in water moleculeb)giving rotational energy to water moleculesc)giving vibrational energy to water moleculesd)giving translational energy to water moleculesCorrect answer is option 'B'. Can you explain this answer?.
Microwave oven acts on the principle of :a)transferring electrons from lower to higher energy levels in water moleculeb)giving rotational energy to water moleculesc)giving vibrational energy to water moleculesd)giving translational energy to water moleculesCorrect answer is option 'B'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about Microwave oven acts on the principle of :a)transferring electrons from lower to higher energy levels in water moleculeb)giving rotational energy to water moleculesc)giving vibrational energy to water moleculesd)giving translational energy to water moleculesCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Microwave oven acts on the principle of :a)transferring electrons from lower to higher energy levels in water moleculeb)giving rotational energy to water moleculesc)giving vibrational energy to water moleculesd)giving translational energy to water moleculesCorrect answer is option 'B'. Can you explain this answer?.
Solutions for Microwave oven acts on the principle of :a)transferring electrons from lower to higher energy levels in water moleculeb)giving rotational energy to water moleculesc)giving vibrational energy to water moleculesd)giving translational energy to water moleculesCorrect answer is option 'B'. Can you explain this answer? in English & in Hindi are available as part of our courses for JEE.
Download more important topics, notes, lectures and mock test series for JEE Exam by signing up for free.
Here you can find the meaning of Microwave oven acts on the principle of :a)transferring electrons from lower to higher energy levels in water moleculeb)giving rotational energy to water moleculesc)giving vibrational energy to water moleculesd)giving translational energy to water moleculesCorrect answer is option 'B'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of
Microwave oven acts on the principle of :a)transferring electrons from lower to higher energy levels in water moleculeb)giving rotational energy to water moleculesc)giving vibrational energy to water moleculesd)giving translational energy to water moleculesCorrect answer is option 'B'. Can you explain this answer?, a detailed solution for Microwave oven acts on the principle of :a)transferring electrons from lower to higher energy levels in water moleculeb)giving rotational energy to water moleculesc)giving vibrational energy to water moleculesd)giving translational energy to water moleculesCorrect answer is option 'B'. Can you explain this answer? has been provided alongside types of Microwave oven acts on the principle of :a)transferring electrons from lower to higher energy levels in water moleculeb)giving rotational energy to water moleculesc)giving vibrational energy to water moleculesd)giving translational energy to water moleculesCorrect answer is option 'B'. Can you explain this answer? theory, EduRev gives you an
ample number of questions to practice Microwave oven acts on the principle of :a)transferring electrons from lower to higher energy levels in water moleculeb)giving rotational energy to water moleculesc)giving vibrational energy to water moleculesd)giving translational energy to water moleculesCorrect answer is option 'B'. Can you explain this answer? tests, examples and also practice JEE tests.
|
|
Explore Courses for JEE exam
|
|
Suggested Free Tests
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
|
© EduRev
|
Education Revolution
|
|
Signup to see your scores
go up within 7 days!
Access 1000+ FREE Docs, Videos and Tests
Takes less than 10 seconds to signup