What is the formula of velocity?

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Explain what is an electron?

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When the seas freeze in-winter, the fish never die why?

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in one optical instrument, what is the effect of usingtwo converging lenses?

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Two parallel beams of electrons are moving in the same direction. Does they repel or attract each other?

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A car traveling at 30mph ( =13.4 m/s) & it slams on its brakes. ( The car is decelerated by the force of the friction 0.7..f *distance x. (Weight=mg) how far will the cargo before it stops?

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Which lens is used for correcting long ?sightedness ?

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How current passes through a capacitor in ac and dc circuits?

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Explain the Photometry ?

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What are newton s laws of motion?

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Can i work 240 volt 1400 watts 1 ton ac with 24 volt battery..! How..?

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What is the universal law of universal gravitation?

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