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In the figure shown find the resultant m...

In the figure shown find the resultant magnetic force and torque about 'C' and 'P'.

Text Solution

Verified by Experts

`vecF_("nett")=I.2R.B`
`because` wire is equivalent to

Force on each element is radially outward `tau_(c)=0` point about

`P=int_(0)^(pi)[(iR theta)Bsin90^(0)]Rsin theta=2IB^(2)`
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MOTION-MAGNETISM -1-Exercise - 3 SECTION -A
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