EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 9 - Gravitation>JKCET 2019>Q 4

MEDIUM

JKCET

IMPORTANT

Earn 100

The earth's mass is $80$ times that of moon and their diameters are $1600 km$ and $800 km$ , respectively. If $g$ is the value of acceleration due to gravity on earth, what is its value on moon?

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Important Questions on Gravitation

EASY

JKCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 9 - Gravitation>JKCET 2017>Q 5

Two planets are at distances

R_{1}

and

R_{2}

from the Sun. Their periods are

T_{1}

and

T_{2}

.

{(T_{1} / T_{2})}^{2}

is equal to

EASY

JKCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 9 - Gravitation>JKCET 2017>Q 6

The velocity of escape on a planet whose radius is

1.7 \times 10^{6} m

and acceleration due to gravity is

1.7 m / s^{2}

is