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Subjects
Science CBSE
Class 10
Magnetic effects of electric current
Textbook based HOTS
24.
Multiple choice question XXIV
Exercise condition:
4
m.
1
.
Which of the following is based on the law of conservation of energy?
emf
electric current
magnetic field
none of the above
2
.
Which of the following phenomena makes use of electromagnetic induction?
Charging a storage battery
Magnetizing an iron piece with a bar magnet
Transmission of electricity
Magnetizing a soft iron piece by placing inside a current carrying solenoid
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