Home
Class 12
PHYSICS
A conducting rod is moved with a constan...

A conducting rod is moved with a constant velocity `v` in a magnetic field. A potential difference appears across the two ends

A

if `vec v|| vec l`

B

if `vec v ||vec B`

C

if `vec l || vec B`

D

none of these.

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    HC VERMA|Exercise Exercises|89 Videos

  • ELECTROMAGNETIC INDUCTION

    HC VERMA|Exercise EXERCISE|9 Videos

  • ELECTROMAGNETIC INDUCTION

    HC VERMA|Exercise Objective 1|12 Videos

  • ELECTRIC FIELD AND POTENTIAL

    HC VERMA|Exercise Exercises|75 Videos

  • ELECTROMAGNETIC WAVES

    HC VERMA|Exercise Exercises|9 Videos

Similar Questions

Explore conceptually related problems

A circular loop of radius r moves with a constant velocity v in a region with uniform magnetic field B . Calculate the potential difference between two points (A, B) , (C, D) , and (E, F) located on the loop.

A rod AB moves with a uniform velocity v in a uniform magnetic field as shown in figure.

A conducting wheel in which there are four rods of length 25 cm as shown in the figure is rotating with constant velocity 20 rad/s in a uniform magnetic field 8 T . The induced potential difference between its centre and rim will be

A conducting rod moves towards right with constant velocity v in unifrom transverse magneric field . Graph between force applied by the external agent v/s velocity and power supplied by the external agent v/s velocity.

A long conducting wire AH is moved over a conducting triangular wire CDE with a constant velocity v in a uniform magnetic field vec(B) directed into the plane of the paper. Resistance per unit length of each wire is rho . Then

A conducting wheel in which there are four rods of lengthe l as shown in figure is rotating with angular velocity omega in a uniform magnetic field B. The induced potential difference between its centre and rim will be

A conducting rod of resistance r moves uniformly with a constant speed v in a uniform magnetic field. If the rod keeps moving uniformly, then the amount of force required is

A rod of length b moves with a constant velocity v in the magnetic field of a straight long conductor that carries a current I as shown in the below figure. The emf induced in the rod is

A conducting wheel in which there are four rods of length l is rotating with angular velocity omega in a uniform magnetic field B . The induced potential difference between its centre and rim will be __