Question

How would the weight of an object change if it is initially weighed in Delhi and then taken to the (1) Poles (ii) Equator? OR The weight of any
person on the moon is about 1/6 times that on the Earth. A person can lift a mass of 10 kg on the Earth. What will be the maximum mass, which can be
lifted by the same force applied by the person on the moon?

Please help me please ​

Answer 1

Answer:

Correct option is C)

(a) Newtons Second Law of MotionF=ma ; F=mg

Universal Law of Gravitation F=

R

2

GMm

mg=

R

2

GMm

, g=

R

2

GM

(b) g

e

=g and g

m

=

6

g

Force applied to lift a mass of 15 kg, at the earth F=mg

e

=15gN

Therefore, the mass lifted by the same force on the moon,

m=

g

m

F

=

6

g

15g

=90kg