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Chapter 15 - Electromagnetic Induction - 6
1.
Lenz’s Law
a) Direction of induced emf
b) Weber
c) Volts
d) Mutual induction
2.
Transformer works on the principle of
a) Volts
b) Weber
c) Motional emf
d) Mutual induction
3.
SI unit of flux
a) Motional emf
b) Volts
c) Weber
d) Um=1/2 LI
2
4.
Unit of emf
a) Um=1/2 LI
2
b) Motional emf
c) Volts
d) Direction of induced emf
5.
Faraday’s Law derived on the basis of
a) Motional emf
b) Direction of induced emf
c) Um=1/2 LI
2
6.
Energy stored in inductor is
a) Weber
b) Direction of induced emf
c) Mutual induction
d) Um=1/2 LI
2
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