What is the smallest size of plane mirror in which a man can
see his fill image length ?
Explain what is the measure of the force of gravity on an object?
USE OF PHYSICS
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a person carrying a bucket of water will leans towards his left why?
What is periodic wave?
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?
Explain Solution ?
When a person whirls a rock on the end of a string and maintains it in uniform circular motion, the force exerted on the rock is most accurately referred to as?
For which type of waves is the principle of superposition valid?
explain the proper definition of light?
Explain Conductors ?
Why is the earth not used as a return wire in a telephone system, while it is dine so in case of telegraph system.
the hardest substance available on earth