Tag: magnetic force

Questions Related to magnetic force

Fleming's left-hand rule is used to find the direction of _______ acting on the current carrying conductor placed in a/an ________ field.

physics magnetic effect of electric current fleming's left hand rule magnetic force magnetic force on a moving charge and current carrying wire

  1. Force, Magnetic

  2. Force , Electric

  3. Torque, Magnetic

  4. Torque, Electric

Show answer
Correct Option: A

At an instant a charge q moves with a velocity of 5 m/s along y-axis in a uniform magnetic filed $\underset{B}{\rightarrow}=(2\widehat{i}+3\widehat{j}+4\widehat{k})$

physics magnetic effect of electric current fleming's left hand rule magnetic force magnetic force on a moving charge and current carrying wire

  1. The charge will experience a force in xy plane

  2. The charge will experience a force in yz plane

  3. The charge will experience a force in zx plane

  4. The charge will experience a force along x-axis

Show answer
Correct Option: C

A charge particle is moving in the direction of a magnetic filed.The magnetic force acting on the particle:

physics magnetic effect of electric current fleming's left hand rule magnetic force magnetic force on a moving charge and current carrying wire

  1. is in the direction of its velocity

  2. is in the direction opposite to its velocity

  3. is perpendicular to its velocity

  4. is zero

Show answer
Correct Option: D

According to Fleming's left hand rule,whose direction is indicated by thumb?

physics magnetic effect of electric current fleming's left hand rule magnetic force magnetic force on a moving charge and current carrying wire

  1. $ Electric current O $

  2. $ Magnetic force O $

  3. $ Magnetic field O $

  4. $ None of these O $

Show answer
Correct Option: C