Question

centripetal force due to Earth on moon is dash to square of distance between them​

Answer 1

Explanation:

In contrast, the centripetal force that bends the moon's path into an enormous moon-orbit-sized circle is the earth's gravity. There is no supporting force to slow the moon's inward acceleration-it is falling freely toward the earth.

Answer 2

Answer:

The gravitational force is providing centripetal force to the planets oribital circular motion

r

2

GMm

=

r

mv

2

⇒v=

r

GM

The time period for planet in one revolution will be T=

v

2πr

=

r

GM

2πr

squaring each side

T

2

=

GM

4π

2

r

3

comparing with given equation T

2

=Kr

3

K=

GM

4π

2

KGM=4π

2

hence, correct answer is option D

Explanation:

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