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A closed loop PQRS carrying a current is...

A closed loop `PQRS` carrying a current is place in a unifrom magnetic forces on segments `PS, SR` and `RQ` are `F_(1), F_(2)` and `F_(3)` respectively and are in the plane of the paper and along the directions shown, the force on the segment `QP` is

A

`sqrt((F_3-F_1)^(2)-F_2^2)`

B

`F_3-F_1 +F_2`

C

`F_3-F_1-F_2`

D

`sqrt((F_3-F_1)^(2)+F_2^2)`

Text Solution

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The correct Answer is:
D
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