A charged ball B hangs from a silk thread S, which makes an angle θ with a large charged…
Physics · JEE Main · NTA Exams — Electrostatics
A charged ball B hangs from a silk thread S, which makes an angle θ with a large charged conducting sheet P, as shown in the figure. The surface charge density σ of the sheet is proportional to
- cosθ
- cot θ
- sin θ
- tan θ
Answer
(D) tan θ
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