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The gravitational force vec(F) upon an o...

The gravitational force `vec(F)` upon an object of mass m placed in external gravitational field `vec(E )_("ext")` is given by `vec(F)=m vec(E )_("ext")`. Consider a fixed mass ring (of mass M, radius R) in y-z plane, with centre at (0,0) and axis of ring along x direction.

The value of maximum gravitational field intensity is

A

`(2)/(sqrt(3))(GM)/(R^(2))`

B

`(2)/(3sqrt(3))(GM)/(R^(2))`

C

`(2)/(3)(GM)/(R^(2))`

D

`(GM)/(3sqrt(3)R^(2))`

Text Solution

Verified by Experts

The correct Answer is:
B
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