Explain how do fireworks turn into shapes like hearts and stars?
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What is a thermal transformation?
a car starts from rest with uniform acceleration "a" for sometime and then with uniform retardation "b" and comes to rest. The time of motion is "t". find the maximum velocity attained by it?
WHICH OF THE FOLLOWING PAIR IS INCORRECT? A) ROENTGEN: X-RAY B) NEWTON: LAW OF GRAVITATION C) FARADAY: DIFFUSION OF GASES D) PASTEUR: BACTERIOLOGY
Which particles/ rays do radioactive substances emit?
Why does ink not spread n the paper used in the ?slick? ?
The principle of action of points is used in
we know when two atom combine,the electrions are in valance band,but in case of semiconductor doner or acceptor level are above of v.. whyb
How does laser printer works?
Explain optical telescopes?
Why does a barometer read higher at Bombay than at Simla ?
Explain the domestic consumption of electricity is calculated in?
It is easier to knock a man down when he is standing on one leg than when he stands on two legs. Why ?