Electrostatics Question 504

Question: A charged ball B hangs from a silk thread S, which makes an angle θ with a large charged conducting sheet P , . The surface charge density σ of the sheet is proportional to [AIEEE 2005]

Options:

A) sinθ

B) tanθ

C) cosθ

D) cotθ

Show Answer

Answer:

Correct Answer: B

Solution:

Tsinθ=qE and Tcosθ=mg

therefore tanθ=qEmg=qmg(σ2ε0)

therefore σtanθ .



NCERT Chapter Video Solution

Dual Pane