Gravitation Question 330

Question: R is the radius of the earth and co is its angular velocity and [gp] is the value of g at the poles. The effective value of g at the latitude [λ=60] will be equal to

Options:

A) [gp14Rω2]

B) [gp34Rω2]

C) [gpRω2]

D) [gp+14Rω2]

Show Answer

Answer:

Correct Answer: A

Solution:

  • [g=gpRω2cos2λ]

    [g=gpω2Rcos260o=gp14Rω2]



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