Electromagnetic Induction & Alternating Currents-Peak and RMS Value of AC (NEET Physics): Questions 12 - 13 of 13

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Question number: 12

» Electromagnetic Induction & Alternating Currents » Peak and RMS Value of AC

MCQ▾

Question

The resistance of a coil for dc is 5 ohm. In ac, the resistance will

Choices

Choice (4) Response

a.

Increase

b.

Decrease

c.

Be zero

d.

Remain same

Question number: 13

» Electromagnetic Induction & Alternating Currents » Peak and RMS Value of AC

Appeared in Year: 2016

MCQ▾

Question

A 100Ω resistance and a capacitor is 100Ω reactance are connected in series across a 220V source. When the capacitor is 50% charged, the peak value of the displacement current is –

Choices

Choice (4) Response

a.

2.2A

b.

11A

c.

112A

d.

4.4A

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