Solve-Q-7- An electric dipole of moment p is placed in an electric field of intensity E- The dipole acquires a position such that the axis of the dipole makes an angle -952- with the direction of field- Assuming that the potential energy of the dipole to be zero when -952- - 90 -176- the torque and potential energy of the dipole will respectively be

Dear Student , Here in this case , we can write that , Torque= #964;=pE #160;sin #952; #160;and #160;potential #160;energy,U= pE #160;cos #952; ...

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Standard XII

Physics

Scalars and the Need for Vectors

Solve Q.7. A...

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Q.7. An electric dipole of moment p is placed in an electric field of intensity E. The dipole acquires a position such that the axis of the dipole makes an angle $θ$ with the direction of field. Assuming that the potential energy of the dipole to be zero when $θ$ = 90 $°$ , the torque and potential energy of the dipole will respectively be

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Solution

Dear Student ,
Here in this case , we can write that ,
$T o r q u e = τ = p E \sin θ a n d p o t e n t i a l e n e r g y, U = - p E \cos θ$
Regards

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Dear Student , Here in this case , we can write that , Torque=τ=pE sinθ and potential energy,U=-pE cosθ Regards

Dear Student ,
Here in this case , we can write that ,
$T o r q u e = τ = p E \sin θ a n d p o t e n t i a l e n e r g y, U = - p E \cos θ$
Regards