Which is India's first defense satellite?
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Calculate the work done by the force of gravity when a satellite moves in an orbit of radius 40,000 km around the earth.
If I is the current through a wire and e is the charge of an electron, then the number of electrons crossing in t seconds will be given by
A Unitary form of government is that in which all the powers are concentrated in the hands of
Which amendment of the Constitution of India increased the age of retirement of High Court judges from 60 to 62 years?
Who appoints Chairman of Union Public Service Commission in India?
Granite is an example of
Which among the planets is orange in colour with white bands on it?