Answer to Question #156885 in Mechanics | Relativity for Sage Topaz

Question

The mass of an object is  

 a. equal to its weight on the surface of the Earth

b. equal to its weight in deep space  

c. never equal to its weight 

d. sometime equal to its weight

Answer 1

Answer

The gravitational force on a mass is its weight. As

W=mg

Mass and wight never be equal same.

Weight may be zero as free fall case then mass is not zero.