Question

12 Imagine a narrow tunnel between the two diametrically opposite points of the earth. A particle of mass m is released in this tunnel. The time period of oscillation is 27 28 IR T2A TI IR 9 (2) g in ya F (1) Tt 2Vg R 2 IR 21 (3) (4 ) g ng​

Answer 1

Answer:

the answer as well as the solution is in the image