
EVALUATION MUTUAL INDUCTION
Quiz by SUNITHA PRAJITH
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- Q1
Which of the following states that an emf is induced whenever there is a change in the magnetic field linked with electric circuits?
Ohm’s Law
Lenz’s Law
None of the above
Faraday’s Law of Electromagnetic Induction
30s - Q2
What is the function of a transformer?
Transformer is used to step down or up the DC voltages and currents
Transformer converts AC to DC voltages
Transformer is used to step down or up the AC voltages and currents
Transformer converts DC to AC voltages
30s - Q3
Whch of the following device change low voltage AC to high voltage Ac and viceversa
Vibrator
Transformer
Generator
Motor
30s