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

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

A

3.2 × 105 ± 5 %

B

1 × 106 ± 10 %

C

1 × 107 ± 5 %

D

1 × 106 ± 5 %

Answer

1 × 106 ± 5 %

Explanation

Solution

R = AB × 10C ± x %

colour – code

brown – 1

black – 0

green – 5

\ R = 10 × 105 ± 5 % W