If you fail, never give up because FAIL means 'First Attempt In Learning'.— A. P. J. Abdul Kalam

Gravitation (1st PUC) — quick quiz

5 real KCET questions on Gravitation (1st PUC). Instant scoring and solutions, no signup — see where you stand in ~3 minutes.

Question 1 of 1

EASY

The ratio of escape velocity at the surface of a planet to that at Earth is 2:1. If the radius of the planet is equal to that of Earth, the ratio of their masses (M_planet/M_Earth) is: