Electromagnetic Induction & Alternating Currents-Peak and RMS Value of AC (NEET Physics): Questions 12 - 14 of 14

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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 Equation resistance and a capacitor is Equation reactance are connected in series across a Equation source. When the capacitor is Equation charged, the peak value of the displacement current is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 14

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

Appeared in Year: 2017

MCQ▾

Question

In an electromagnetic wave in free space the root mean square value of the electric field is Equation The peak value of the magnetic field is:

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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