Home
Class 12
PHYSICS
Ther is no couple acting when two bar m...

Ther is no couple acting when two bar magnets are placed coaxially since

A

there are no forces on the plots

B

the forces are ll to each other

C

the forces are ii lines of actio do not coinicide with each other

D

none of the above

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MAGNETOSTATICS

    MODERN PUBLICATION|Exercise MULTIPLE CHOICE QUESTION (LEVEL I) (ASSERTION AND REASONING)|2 Videos
  • MAGNETOSTATICS

    MODERN PUBLICATION|Exercise MULTIPLE CHOICE QUESTION (LEVEL I) (PARAGRAPH QUESTIONS )|1 Videos
  • LAWS OF MOTION

    MODERN PUBLICATION|Exercise Revision test|43 Videos
  • MOCK TEST-1

    MODERN PUBLICATION|Exercise MCQs|47 Videos

Similar Questions

Explore conceptually related problems

The moment of the couple acting on a bar magnet of moment 0.2 Am^(2) inclined at an angle 30^(@) to the direction of field 5 tesla is

Give the expression for torque acting on a magnetic dipole placed in an uniform magnetic field and give the meaning of the symbols.

A magnet of length 12 cm has pole strength 10 units. Find out the torque acting on the magnet when it is placed at an angle of 30^@ with the direction of a uniform field of strength 0.5 oersted.

Two thin equiconvex lenses each of focal length 0.2 m are placed coaxially with their optic centres 0.5m apart. Then focal length of combination is

Two thin equiconvex lenses each of focal length 0.2 m are placed coaxially with their optic centres 0.5 m apart.Then the foacla length of the combination is

Find an expression for the torque acting on a magnetic dipole placed in an uniform magnetic field . Hence define magnetic dipole moment .

Three similar bar magnets are placed to form an equilateral triangle as shown in the figure . The magnetic moment of each magnet is M . What is the magnetic moment of the system ?

A short bar magnet placed with its axis at 30^@ with an extemal field of 800 G experiences a tunque of 0.016 Nm, (a) What is the magnetic moment of the magnet? (b) What is the work done in moving it from its most stable to most unstable position? (c) The bar magnet is replaced by a solenoid of cros B-sectional area 2 xx 10^(-4) m^(2) and 1000 tums, but of the same magnetic moment. Determine the current flowing through the solenoid.