Faraday's Experiment
Trending Questions
Q. Name the scientist who discovered the electromagnetic induction?
- Ampere
- Faraday
- Oersted
- Galileo
Q. The principle of electromagnetic induction was given by .
- Oersted
- Faraday
- Ampere
Q. Len'z law is a consequence of law of conservation of energy.
- True
- False
Q. For a step down transformer, the turns ratio will be greater than 1.
- True
- False
Q. A transformer always use a direct current (DC) supply.
- True
- False
Q. The direction of induced current is obtained by rule.
- Fleming's left hand
- Fleming's right hand
- Right hand thumb
Q. Faraday's law states that change in the magnetic flux linked with a coil generates electric current in the coil.
- True
- False
Q. Len'z law is a consequence of law of conservation of energy.
- True
- False
Q. An electric current is induced in a circuit when:
- A magnet is brought close to a wire.
- A magnet is kept close to a wire.
- A magnet is taken away from a wire.
- A magnet is kept far from a wire.
Q. Transformers are used to convert high voltages to the low voltages only.
- True
- False