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CBSE Class 11-science Answered

If the earth were a homogeneous sphere and a straight hole bored in it through its centre, show that if a body were dropped into the hole it would execute a simple harmonic motion.  Also find its time period.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer

Let a body of mass m be dropped in a straight hole in the earth of mass M (figure).  and radius R.  The body will be attracted towards the centre of the earth with a force given by,

Answered by | 04 Jun, 2014, 03:23: PM
CBSE 11-science - Physics
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