Question

18. The value of g varies with radius of Earth as it is
(a) Inversely proportional to the radius of the earth.
(b) Inversely proportional to the square of the radius of the earth.
(c) Directly proportional to the square of the radius of the earth
(d) Directly proportional to radius of earth
19. Acceleration of the moon is about
(a) 2272 x 10 m/s (b) 2.272 x 10 m/s (c)2.36 <10 m/s
(d) None of these​

Answer 1

Answer:

a will be the answer as it slightly changes form equator to pole as radius decrease towards pole