Explain what is the ray of light?
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Explain the Flying Machines ?
When a water pump falls to draw water, a bucket of water poured into it sets it working. Why ?
Where is Vikram Sarabai Space Research Centre?
what is momentum?
What is the formula of velocity?
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 barometer forecast the weather ?
What is meant by normal modes?
What is fluorescence?
Explain about Dispension of Light ?
Why does a heavy stone nor break a glass place when place slowly on it, while a small stone falling from a great height easily breaks it ?
What is the difference between collector & emitter of transistor, even though material used for both same?