Circuit Diagram

IMPORTANT

Circuit Diagram: Overview

This topic covers concepts, such as Electric Circuit, Series Circuit, Parallel Circuit & Short-circuiting etc.

Important Questions on Circuit Diagram

EASY
IMPORTANT

The equivalent resistance between A and B in the following figure is

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EASY
IMPORTANT

Which of the following cells is more likely to be damaged due to short circuiting?

EASY
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The effective resistance between A and B is

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EASY
IMPORTANT

Consider the circuit below. The bulb will light up if
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EASY
IMPORTANT

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The effective resistance between P and Q in the given circuit is 

HARD
IMPORTANT

What is the resistance between A and B in the following circuit?

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HARD
IMPORTANT

Seven identical lamps of resistance 220 Ω each are connected to a 220 V line as shown in figure. Then the reading in the ammeter will be

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MEDIUM
IMPORTANT

Which switch in the circuit (given in the figure) when closed will produce short-circuiting?

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HARD
IMPORTANT

In the circuit shown below, the ammeter A reads 5A and the voltmeter V reads 20V. The correct value of resistance R is

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EASY
IMPORTANT

On connecting the cells, in which circuit does the bulb glow brighter?

EASY
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The inventor of the bulb was:

EASY
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When the circuit is open the current will

EASY
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The path through which an electric current flow is called

EASY
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Which of the following is compound?

EASY
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Three identical bulbs X, Y and Z are connected as shown in the figure:

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Which of the following statements is incorrect regarding them?

EASY
IMPORTANT

A continuous and closed path of an electric current is called?

MEDIUM
IMPORTANT

Assertion: Electrical power go off when a short circuit happens.

Reason: When short circuit happens, then resistance of circuit become very high.

EASY
IMPORTANT

Two resistors of resistance 2 Ω and 4 Ω when connected to a battery will have :

EASY
IMPORTANT

Current between two points will not be flowing if :