If the length of the simple pendulum is equal to the radius of the earth, anf it oscillates just above the surface of the earth then its time period is a. 2pisqrt(R/(2g)) b. 2pisqrt(R/g) c. nearly 59.5 minutes d. 84.6 minutes

If the length of the simple pendulum is equal to the radius of the ear

1.	If the length of the simple pendulum is equal to the radius of the earth, anf it oscillates just above the surface of the earth then its time period is a. 2pisqrt(R/(2g)) b. 2pisqrt(R/g) c. nearly 59.5 minutes d. 84.6 minutes
Answer» a is only CORRECT B is only correct a and C are correct a and b are correct Answer :C