Colour Code for Resistors

IMPORTANT

Colour Code for Resistors: Overview

This topic covers concepts, such as Colour Code of Carbon Resistor and Tolerance of Carbon Resistor.

Important Questions on Colour Code for Resistors

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The three colours in a carbon resistor are red, black and orange. If the fourth colour is absent, then the value of tolerance of the resistor is

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The colour code of resistor is brown, violet, yellow and gold. Then the value of the resistance is

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From the given figure what should be the magnitude of carbon resistor?

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A carbon resistor of 47±4.7  is to be marked with rings of different colours for identification. The colour code sequence will be,

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In given diagram value of carbon resistor is 22×105 Ω ± 5%. Write colour of the first ring A.

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The colour code of a resistance is given below
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The values of resistance and tolerance, respectively, are

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In a carbon resistance, there are 4 rings in the order blue, yellow, red and silver. The resistance of the resistor will be-

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From the given figure what should be the magnitude of carbon resistor?

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Find the colour code for one kilo ohm resistor having tolerance ±10%.

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Cotyledons are also called-

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A resistor with resistance of 200 Ω has one of its colours as red. If that colour is changed to green, then what will be the new resistance?

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In the figure a carbon resistor has bands of different colours on its body as mentioned in the figure. The value of the resistance is

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A carbon resistor of power 2 W has resistance according to color codes Green, Black, Red and Silver. Then maximum current through resistor is

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Resistor is coloured as green - orange - yellow - gold, its resistance will be

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If the last band on the carbon resistor is absent, then the tolerance is

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Brown, Red and Orange coloured bands on a Carbon resistor are followed by silver band. The value of resistor is ________

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A carbon resistor is marked with the rings coloured brown, black, green and gold. The net resistance (in Ω) is

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A carbon resistor is marked with the rings coloured brown, black, green and gold. The resistance (in Ω ) is

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Corresponding to the resistance 4.7×106 Ω ±5 % which is order of colour coding on carbon resistors?

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A given resistor has the following colour scheme of the various strips on it, brown, black, green and silver. Its value in ohm is