On this planet, the mass of the object will be most nearly

Physics
Tutor: None Selected Time limit: 1 Day

A 4 kg object is taken to a planet that has 3 time the mass of earth and 1/2 the radius of earth. On this planet, the mass of the object will be most nearly

A. 12kg

B. 3kg

C. 48kg

D. 4 kg

E. 24 kg

Jan 5th, 2015

C 48 kg

The gravitational force is directly proportional to mass and inversely proportional to the square of the distance from the centre

Hence 4 x 3 x 2² = 48 kg on new planet

Jan 5th, 2015

Are you studying on the go? Check out our FREE app and post questions on the fly!
Download on the
App Store
...
Jan 5th, 2015
...
Jan 5th, 2015
Dec 6th, 2016
check_circle
Mark as Final Answer
check_circle
Unmark as Final Answer
check_circle
Final Answer

Secure Information

Content will be erased after question is completed.

check_circle
Final Answer