Electrostatics Question 697

Question: When an electric dipole P is placed in a uniform electric field E then at what angle between P and E the value of torque will be maximum?

Options:

A) 90

B) 0

C) 180

D) 45

Show Answer

Answer:

Correct Answer: A

Solution:

[a] τ=P×E=PEsinθ

For q=90,τmax=PE



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