Class 10
Ho gya kya sab ka krwachauth khatam ya ni hua. Koi onlïne ni h ahahahhahahahahahhahah😂😂😂😆😆😕😕😕😕?
Goluraj Raj answered • 17 minutes agoLagta hai sab busy hai karwa chauth me.
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Hahahahahahahahaha
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Hahahahahahahahaha
What is thermite process mention its applications in daily life?
Sakki Chaudhary answered • 1 hour agoTo join machine parts
mostly welding works
mostly welding works
Wants are unlimited . explain?
Mysterious Prashant answered • 1 hour agoMareez-e-Ishq hoon main, kar de dawaa
O o ho...
Talab hai tu, tu hai nasha
Ghulam hai dil ye tera
Khulke zara jee loon tujhe
Aaja meri saanson mein aa
Mareez-e-Ishq hoon, main kar de dawa
Haath rakh de tu dil pe zara
O o... haath rakh de tu dil pe zara
O o ho...
Talab hai tu, tu hai nasha
Ghulam hai dil ye tera
Khulke zara jee loon tujhe
Aaja meri saanson mein aa
Mareez-e-Ishq hoon, main kar de dawa
Haath rakh de tu dil pe zara
O o... haath rakh de tu dil pe zara
What is culture ? explain.?
Sonu Mayur answered • 4 hours agoA culture is a way of life of a group of people--the behaviors, beliefs, values, and symbols that they accept, generally without thinking about them, and that are passed along by communication and imitation from one generation to the next. Culture is symbolic communication.
Name the sodium compound which is used in purification of bauxite ( ore of aluminium)?
Sudipta Yadav answered • 9 hours agoSodium hydroxide
Modern periodic table was constructed on the basis of which elements?
Tanyakumari Tanu answered • 9 hours agoIn 1869 Russian chemist Dimitri Mendeleev started the development of the periodic table, arranging chemicalelements by atomic mass. He predicted the discovery of other elements, and left spaces open in his periodic table for them.
The impurity present in the ore is called as?
Tanyakumari Tanu answered • 9 hours agoOres (naturally occurring material out of which metals or some valuable mineral is extracted) generally contains some undesired soil; sand ;stones and some other impurities. these impurities arecalled as gangue or matrix.. also the removal of such impurities from soil iscalled concentration. gangue.
Froth flotation is method used for the purification of?
Siddiq answered • 11 hours ago¶ Froth flotation is considered to be the most widely used method for ore beneficiation..Sulfide and non-sulfide minerals as well as native metals are recovered by froth flotation. This process is based on the ability of certain chemicals to modify the surface properties of the mineral(s).
Sudipta Yadav asked • 12 hours agoWhat is activity series how does it help in extraction of metals?
Tanyakumari Tanu answered Activity series is the arrangement ofmetals that react the highest to the least ones. It helps in the extraction of metalsas it helps us know which metals arebest reactive and least one in the reaction. It helps to choose the bestmetal for the reaction.
A tower stands vertically on the ground. From a point on the ground which is 25 m away from the foot of the tower, the angle of elevation of the top of the tower is found to be 45o. Then the height (in meters) of the tower is- a)25
- b)25√3
- c)12.5
- d)25√2
Correct answer is option 'A'. Can you explain this answer?
A tower stands vertically on the ground. From a point on the ground which is 25 m away from the foot of the tower, the angle of elevation of the top of the tower is found to be 45o. Then the height (in meters) of the tower is
a)
25
b)
25√3
c)
12.5
d)
25√2
Afrin Shah answered • 15 hours agoLet us consider the h of the tower to be AB and the point on the ground is C which is 25 m away from the foot of the tower
tan 45 degree=1
AB/BC=1
AB=BC
AB=25m
hence ,,
is ur ans
tan 45 degree=1
AB/BC=1
AB=BC
AB=25m
hence ,,
is ur ans
What is mitosis? Explain?
Tanyakumari Tanu answered • 21 hours agoMitosis is a process where a single cell divides into two identical daughter cells (cell division). During mitosisone cell? divides once to form two identical cells. The major purpose of mitosis is for growth and to replace worn out cells.
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