EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 26 - Alternating Current>KCET (UG) 2018>Q 6

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IMPORTANT

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In Karnataka, the normal domestic $AC$ power supply is rated as $220 V$ , $50 Hz$ . Here $220 V$ and $50 Hz$ refer to:

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Important Questions on Alternating Current

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KCET (UG)

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 26 - Alternating Current>KCET (UG) 2020>Q 7

In the given circuit, the resonant frequency is

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 26 - Alternating Current>KCET (UG) 2019>Q 8

The readings of ammeter and voltmeter in the following circuit are respectively

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KCET (UG)

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 26 - Alternating Current>KCET (UG) 2021>Q 9

What will be the reading in the voltmeter and ammeter of the circuit shown?

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KCET (UG)

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 26 - Alternating Current>KCET (UG) 2020>Q 10

The power factor of

R - L

circuit is

\frac{1}{\sqrt{3}}

. If the inductive reactance is

2 Ω

. The value of resistance is

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KCET (UG)

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 26 - Alternating Current>KCET (UG) 2018>Q 11

In the series

LCR

circuit, the power dissipation is through:

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KCET (UG)

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 26 - Alternating Current>KCET (UG) 2018>Q 12

A step-up transformer operates on a

230 V

line and a load current of

2 A

. The ratio of primary and secondary windings is

1 : 25

. Then the current in the primary is