IIT JAM
Shubham Jha Asked a Question
May 30, 2021 4:25 pmpts 30 pts
  • IIT JAM
  • Physics (PH)

Suppose tunnel is dug through the earth from one side to the other side along a diameter. a particle is dropped into the tunnel then select the correct option f

Suppose tunnel is dug through the earth from one side to the other side along a diameter. A particle is dropped into the tunnel then select the correct option for the particle (A) motion of a dropped particle is Simple Harmonic Motion (B) a dropped particle moves in a straight line (C) a dropped particle does not cross the tunnel whereas comes back due to force of attraction (D) Of total time period is 42 minutes
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  • Bidyut sinha thankyou
    Motion of dropped particle is simple harmonic motion
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  • Ajay Choudhary
    A and C both are correct and its time period will be 84.6 min
    Likes(0) Reply(1)
    Shubham Jha
    how??? but answer is given that its A and B
  • Bilal hameed
    i think its third option ....and its not possible to dug a tunnel along the diameter of earth
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