Electromagnetic Induction & Alternating Currents-Alternating Currents (AIIMS Physics): Questions 1 - 4 of 4

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Question number: 1

» Electromagnetic Induction & Alternating Currents » Alternating Currents

Appeared in Year: 1997

MCQ▾

Question

In an A. C. circuit containing only capacitance, the current – [AIIMS]

Choices

Choice (4) Response

a.

Lags the voltage by 90°

b.

Leads the voltage by 180°

c.

Leads the voltage by 90°

d.

Remains in phase with the voltage

Question number: 2

» Electromagnetic Induction & Alternating Currents » Alternating Currents

MCQ▾

Question

In an A. C. circuit containing only inductor, the voltage –

Choices

Choice (4) Response

a.

Leads the current by 180°

b.

Leads the current by 90°

c.

Lags the current by 90°

d.

Remains in phase with the voltage

Question number: 3

» Electromagnetic Induction & Alternating Currents » Alternating Currents

MCQ▾

Question

Alternating voltage Equation is applied across the resistance Equation . The rms value of current is equal to –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 4

» Electromagnetic Induction & Alternating Currents » Alternating Currents

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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