Which animals communicate on under water sounds?
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Explain the difference between photodiode & photocell?
Can a huge amount can be saved in a capacitor
Why does heated air expand?
What do you know about Absolute Zero?
what happens to the period of a simple pendulum taken into a deep mine ?
Explain the difference between isolation transformers and step up or step down transformer?
Tell me how are amps and watts related?
Distinguish between emission and absorption line spectra. : quantum physics
a bullet of mass m travelling at velocity v has a kinetic energy of ½mv2 when it strikes a ballistic pendulum of mass 1000 grams. The kinetic energy of the twomasses moving together just after the moment of impact is about a thousand times smaller than ½mv2. What has most of the bullets initial kinetic energy beenconverted to?
What is the use of rectifiers? Point out them one by one.
WHICH ONE FEELS COLDER METAL SURFACES OR WOODEN SURFACES?
Explain how much does automotive oil weigh?