Electromagnetic Induction

A. A.C generator
B. D.C dynamo
C. induction coil
D. transformer

A. Yes
B. No

A. Yes
B. No

A. Yes
B. No

A. Resistance only
B. Inductance only
C. Capacitance only
D. Inductance and capacitance

A. variation in coil current
B. variation in voltage to the coil
C. change of number of turns of coil
D. the resistance of magnetic path

A. unchanged inductance
B. increased inductance
C. zero inductance
D. reduced inductance

A. self-inductance of two coils only
B. mutual inductance between two coils only
C. mutual inductance and self inductance of two coils
D. none of the above

A. 5 mH
B. 10 mH
C. 5 H
D. 10 H

A. 3500 mH
B. 350 mH
C. 250 mH
D. 150 mH