Home
Class 12
PHYSICS
A current carrying loop is placed in a ...

A current carrying loop is placed in a uniform magnetic field in four different orientations , I,ii,iii & iv arrange them in the decreasing order of potential Energy`



A

4,2,3,1

B

1,4,2,3

C

4,3,2,1

D

1,2,3,4

Text Solution

Verified by Experts

The correct Answer is:
B
Potential energy, `U=-vec(M).vec(B)=-mB sin theta`
`1. U=-MBcos 180^(@)=MB`
`2. U=-MBcos 90^(@)=0`
`3. U=-MBcos 90^(@)`
`4. U=+MBcos`
Promotional Banner

Topper's Solved these Questions

  • MAGNETISM AND MATTER

    NCERT FINGERTIPS ENGLISH|Exercise MAGNETISM AND GAUSS S LAW|2 Videos

  • MAGNETISM AND MATTER

    NCERT FINGERTIPS ENGLISH|Exercise THE EARTH S MAGNETISM|19 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    NCERT FINGERTIPS ENGLISH|Exercise Assertion And Reason|15 Videos

  • MOVING CHARGES AND MAGNETISM

    NCERT FINGERTIPS ENGLISH|Exercise Assertion And Reason|15 Videos

Similar Questions

Explore conceptually related problems

A current carrying loop in a uniform magnetic field will experience

A coil carrying electric current is placed in uniform magnetic field

A current carrying loop is placed in a uniform magnetic field. The torque acting on it does not depend upon

the force on current carrying wire placed in uniform magnetic field B as shown in figure is

A current carrying loop of radius R and mass 'm' is placed inside a uniform magnetic field an shown

When a current carrying coil is placed in a uniform magnetic field with its magnetic moment anti-parallel to the field.

When a current carrying coil is placed in a uniform magnetic field with its magnetic moment anti-parallel to the field.

A current carrying coil is subjected to a uniform magnetic field. The coil will orient so that its plane become

A current carrying coil is subjected to a uniform magnetic field. The coil will orient so that its plane become

A current carrying loop is free to turn in a uniform magnetic field. The loop will then come into equilibrium vhen its plane is inclined at