Quick picks on induction

Exercise and reference answers

Questions

1. Question

   Induced emf follows the rate of change of:

   Choices

   1. Flux
   2. Mass
   3. Charge

   Correct choice

   Flux

2. Question

   Moving a rod in a field gives an emf that is:

   Choices

   1. Thermal
   2. Motional
   3. Chemical

   Correct choice

   Motional

3. Question

   Two neighbouring coils show inductance that is:

   Choices

   1. Single
   2. Partial
   3. Mutual

   Correct choice

   Mutual

4. Question

   One coil acting on itself shows:

   Choices

   1. Self-induction
   2. Mutual induction
   3. No effect

   Correct choice

   Self-induction

5. Question

   The negative sign in the law gives the:

   Choices

   1. Magnitude
   2. Direction
   3. Frequency

   Correct choice

   Direction

Instructions

Tap the correct answer before the round moves on.

Explanation