Explain the difference between a lens and a mirror?
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Examine the working of the Refrigerator?
What is Sextent ?
Define non-Luminous body ?
Why is it possible to see the face through a glass, ehen it is polished from on side ?
What is the principle of superposition?
Why dies a stone fall when thrown upward, while a balloon rises up?
What is the force needed to accelerate a mass of one kilogram one meter per second per second?
For what the parabolic dishes are used?
WHO IS THE FATHER OF CALCULUS,LIBNIEZ OR NEWTON?
How dies fanning produce a sense of coolness to the face ?
Why is n-type conductor is neutral?
Advantage of fixed pulley?