Escape speed: A certain planet has an escape speed V. If another planet has twice size and twice the mass of the first planet, its escape speed will be
A) 2V.
B) V.
C) V.
D) V/2.
E) V/

Question

Escape speed: A certain planet has an escape speed V. If another planet has twice size and twice the mass of the first planet, its escape speed will be
A) 2V. 
B) V. 
C) V. 
D) V/2. 
E) V/

Quizplus · Accepted Answer

The Answer of Escape speed: A certain planet has an escape speed V. If another planet has twice size and twice the mass of the first planet, its escape speed will be
A) 2V. 
B) V. 
C) V. 
D) V/2. 
E) V/

Escape Speed: a Certain Planet Has an Escape Speed V