WB JEE 2022 | Electrostatics Question 14 | Physics

WB JEE 2022

MCQ (More than One Correct Answer)

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WB JEE 2022 Physics - Electrostatics Question 10 English

A hemisphere of radius R is placed in a uniform electric field E so that its axis is parallel to the field. Which of the following statement(s) is/are true?

Flux through the curved surface of hemisphere is $$\pi {R^2}E$$.

Flux through the circular surface of hemisphere is $$\pi {R^2}E$$.

Total flux enclosed is zero.

Work done in moving a point charge q from A to B via the path ACB depends upon R.

WB JEE 2018

MCQ (More than One Correct Answer)

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Two positive charges Q and 4Q are placed at points A and B respectively, where B is at a distance d units to the right of A. The total electric potential due to these charges is minimum at P on the line through A and B. What is (are) the distance (s) of P from A?

$${d \over 3}$$ units to the right of A

$${d \over 3}$$ units to the left of A

$${d \over 5}$$ units to the right of A

d units to the left of A

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