Q. A color coded carbon resistor has the colors orange, blue, green and silver. Its resistance value and tolerance percentage respectively are

 3777  234 AMUAMU 2010Current Electricity Report Error

Solution:

Number Multiple Tolerance
Black
Brown
Red
Orange
Yellow
Green
Blue
Violet
Grey
White
Gold
Silver
No colour

First colour gives first digit, second colour gives second digit and third digit gives the multiplier and fourth colour gives the tolerance. Resistance of the given resistor