Question

a hole is drilled along the diameter of the earth and pen is dropped into it .the time taken by the pen in resching the other end of the earth is

Answer 1

Answer:

I don't know

Explanation:

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Answer 2

Answer is 42.3 minutes bcz time period of a body in tunnel through earth is 84.6 and according to your question it is asking one way time which is T/2=84.6/2=42.3


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