Question

the weight of the object is 40N find its weight of a planet whose mass is 3 times more and radius 2 times less that of earth​

Answer 1

Answer:

ANSWER

Given that,

Mass of the earth =M

Radius of the earth = R

We know that,

g=

R

2

GM

Now, mass and radius is double

g

′

=

4R

2

G2M

g

′

=

2R

2

GM

g

′

=

2

1

g

Hence, the acceleration due to gravity on the surface of a planet is

2

1

g

Answer 2

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