Questions

Calculate the work done by the force of gravity when a satellite moves in an orbit of radius 40,000 km around the earth.

A ball, thrown vertically upward, rises to a height of 80 m and returns to its original position. The magnitude of its displacement after 7 s of motion will be ____. (take g = 10 m/s2)

Where can you find the Kunchikal waterfalls?

Which   one   of   the   following   is   not   a component  of  Revenue  Receipts  of  the Union Government?

In a market system, the central problems regarding how much and what to produce are solved through the coordination of economic activities brought about by ________ signals.

In economics secondary effects refer to the

Jahangir (1605–1627 AD) was the ruler of which dynasty?

The volume (in cu.cm.) of a right circular cylinder with radius 1 cm and height 2 cm is: pi = 22/7