Electromagnetic Induction & Alternating Currents (AIIMS (All India Institute of Medical Sciences) Physics): Questions 49 - 51 of 51

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Question number: 49

» Electromagnetic Induction & Alternating Currents » Alternating Currents

MCQ▾

Question

An alternative current is given as, . The average value of current over a half – cycle –

Choices

Choice (4) Response

a.

b.

c.

d.

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Question number: 50

» Electromagnetic Induction & Alternating Currents » LCR Series Circuit

Appeared in Year: 1987

MCQ▾

Question

In a LCR series circuit, , and the total impedance of the circuit is: [RPET]

Choices

Choice (4) Response

a.

b.

c.

d.

All of the above

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Question number: 51

» Electromagnetic Induction & Alternating Currents » Induced EMF and Current

MCQ▾

Question

The magnetic flux linked with a coil varies with time, given as, . The induced emf at 2 sec is –

Choices

Choice (4) Response

a.

b.

c.

d.

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