Electromagnetic Induction & Alternating Currents-Reactance and Impedance (AIIMS (All India Institute of Medical Sciences) Physics): Questions 7 - 9 of 9

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Question number: 7

» Electromagnetic Induction & Alternating Currents » Reactance and Impedance

MCQ▾

Question

The reactance of an inductance of 0.04H for 100 Hz A. C. is –

Choices

Choice (4) Response

a.

10.55 Ω

b.

25.12 Ω

c.

8.20 Ω

d.

9.14 Ω

Question number: 8

» Electromagnetic Induction & Alternating Currents » Reactance and Impedance

MCQ▾

Question

The reactance of an inductance of 0.07 H is Equation . Than the frequency of a. c is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 9

» Electromagnetic Induction & Alternating Currents » Reactance and Impedance

Appeared in Year: 2006

MCQ▾

Question

A coil of inductive reactance Equation has a resistance of Equation . It is placed in series with a condenser of capacitative reactance Equation . The combination is connected to an a. c. source of 110 volt. The power factor of the circuit is – (AIPMT)

Choices

Choice (4) Response

a.

Equation

b.

0.80

c.

0.64

d.

0.33

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