AIEEE 2002 | Magnetic Effect of Current Question 198 | Physics | JEE Main - ExamSIDE.com

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AIEEE 2002

MCQ (Single Correct Answer)

+4

-1

The time period of a charged particle undergoing a circular motion in a uniform magnetic field is independent of its

A

speed

B

mass

C

charge

D

magnetic induction

2

AIEEE 2002

MCQ (Single Correct Answer)

+4

-1

Wires $$1$$ and $$2$$ carrying currents $$i{}_1$$ and $$i{}_2$$ respectively are inclined at an angle $$\theta $$ to each other. What is the force on a small element $$dl$$ of wire $$2$$ at a distance of $$r$$ from wire $$1$$ (as shown in figure) due to the magnetic field of wire $$1$$? AIEEE 2002 Physics - Magnetic Effect of Current Question 174 English

AIEEE 2002 Physics - Magnetic Effect of Current Question 174 English

A

$${{{\mu _0}} \over {2\pi r}}{i_1}{i_2}\,dl\,\tan \,\theta $$

B

$${{{\mu _0}} \over {2\pi r}}{i_1}{i_2}\,dl\,\sin \,\theta $$

C

$${{{\mu _0}} \over {2\pi r}}{i_1}{i_2}\,dl\,\cos \,\theta $$

D

$${{{\mu _0}} \over {4\pi r}}{i_1}{i_2}\,dl\,\sin \,\theta $$

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