Q: 57 (NDA-I/2015)

A spring can be used to determine the mass m of an object in two ways : (i) by measuring the extension in the spring due to the object; and (ii) by measuring the oscillation period for the given mass.
Which of these methods can be used in a space-station orbiting Earth ?
question_subject: 
Geography
question_year: 
2015
question_exam: 
NDA-I
stats: 
0,120,312,128,96,80,128