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?

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The UN has recently passed a resolution against human right violation in a South Asian…

A high level committee set up by the Ministry of Housing and Urban Poverty Alleviation…

Suppose, the Naxalites have kidnapped a Deputy Commissioner from Baster region in Chhattisgarh and taken…