A charge is distributed along an infinite curved line in space with linear charge distribution λ. What will be the amount of force on a point charge q kept at a certain distance from the line?

q∫\(\frac {\lambda}{r^2}\hat{r}\)dl

q∫\(\frac {\lambda}{r^2}\hat{r}\)dr

q∫\(\frac {\lambda}{r^3}\hat{r}\)dl

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This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Physics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.	The term ‘volume charge density’ is valid for a solid conducting sphere.
A.	True
B.	False
Answer» C.

Discussion

2.	A charge is distributed along an infinite curved line in space with linear charge distribution λ. What will be the amount of force on a point charge q kept at a certain distance from the line?
A.	q∫\(\frac {\lambda}{r^2}\hat{r}\)dl
B.	q∫\(\frac {\lambda}{r^2}\hat{r}\)dr
C.	q∫\(\frac {\lambda}{r^3}\hat{r}\)dl
D.	q∫\(\frac {\lambda}{r^2}\)
Answer» B. q∫\(\frac {\lambda}{r^2}\hat{r}\)dr

Discussion

Explore topic-wise MCQs in Physics Questions and Answers.

The term ‘volume charge density’ is valid for a solid conducting sphere.

A charge is distributed along an infinite curved line in space with linear charge distribution λ. What will be the amount of force on a point charge q kept at a certain distance from the line?