Spot the Lie: Magnetism (ISC 12)

Exercise and reference answers

Questions

1. False statement

   A magnetic field exerts force on a stationary charge.

   Statements

   1. Magnetic field lines form closed loops.
   2. Like magnetic poles repel each other.
   3. A magnetic field exerts force on a stationary charge.

2. False statement

   Magnetic monopoles are common in nature.

   Statements

   1. Magnetic monopoles are common in nature.
   2. A current-carrying solenoid behaves like a bar magnet.
   3. The SI unit of magnetic flux is the weber.

3. False statement

   The unit of magnetic field strength is the volt.

   Statements

   1. Force on a moving charge is F = qv x B.
   2. The unit of magnetic field strength is the volt.
   3. Earth's magnetic field has a horizontal component.

Instructions

Two statements are true, one is a lie. Tap the lie.