26. Which of the following is not an example of electromagnetic induction?
a) Generators
b) Transformers
c) Inductors
d) Motors
27. Faraday’s law of electromagnetic induction states that:
a) The induced electromotive force is directly proportional to the rate of change of magnetic field strength
b) The induced electromotive force is inversely proportional to the rate of change of magnetic field strength
c) The induced electromotive force is directly proportional to the strength of the magnetic field
d) The induced electromotive force is inversely proportional to the strength of the magnetic field
28. Which of the following devices works on the principle of electromagnetic induction?
a) Electric motor
b) Electric generator
c) Transformer
d) All of the above
29. The phenomenon of self-induction occurs in:
a) Inductors
b) Capacitors
c) Resistors
d) Diodes
30. The phenomenon of mutual induction occurs in:
a) Inductors
b) Capacitors
c) Resistors
d) Diodes