AIPMT PRELIMS2001Physics-Electromagnetism
AIPMT PRELIMS 2001 Physics Electric Dipole MCQ Question
Type: MCQ-conceptual-Easy-Class 12
A dipole of moment →p is placed in uniform electric field →E then torque acting on it is given by :-
A
→τ = →p . →E
B
→τ = →p × →E
C
→τ = →p + →E
D
→τ = →p − →E
Correct Answer
Option B
Detailed Explanation
Torque on a dipole in an electric field is given by τ = p × E, which is the cross product of p and E.
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