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ITI
Electrician
Electrician Set-2
Magnetism and Capacitors
17

Magnetism and Capacitors MCQ with Answers

17) In which device the air capacitors are used?

TV tuner

Oscillator

Loudspeaker

Radio receiver

Answer is:

Radio receiver

Magnetism and Capacitors MCQ with Answers

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Related Magnetism and Capacitors MCQ with Answers

18) What will happen, if the polarized electrolytic capacitor is reversely connected?

No effect on the capacitor

Explode due to excessive heat

Current is reduced in the circuit

Value of capacitance will be increased

Answer is:

Explode due to excessive heat

19) Which is the diamagnetic substance?

Wood

Nickel

Platinum

Manganese

Answer is:

Wood

20) What is the S.I unit of Flux density?

Tesla

Weber

Weber/metre

Ampere-turns

Answer is:

Tesla

What is the S.I unit of Flux density?

21) What indicates the shape of a BH curve (Hysteresis loop) of material?

Reluctance of the material

Field intensity of the substance

Magnetic properties of the material

Pulling power of the magnetic material

Answer is:

Magnetic properties of the material

Magnetism and Capacitors MCQ with Answers

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