If you need a 5.1 Ω resistor with +/- 5% tolerance, what color code should you look for?
A) GRN-BRN-GOLD-GOLD
B) BLU-BRN-BL-GOLD
C) GRN-BRN-BLK-GOLD
D) GRN-BLK-GOLD-GOLD

Question

Quizplus · Accepted Answer

The color code for a 5.1 Ω resistor with +/- 5% tolerance is GRN-BRN-GOLD-GOLD. The first two bands represent the significant figures (5 and 1), the third band represents the multiplier (10^0 = 1), and the fourth band represents the tolerance (+/- 5%).

If You Need a 5