Maharashtra State BoardHSC Science (General) 11th
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Solve the following problem. Find the value of resistance for the following colour code. Red Red Orange Gold - Physics

Sum

Solve the following problem.

Find the value of resistance for the following colour code.

Red Red Orange Gold

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Solution

Given: Red - Red - Orange - Gold

To find: Value of resistance

Formula: Value of resistance
= (xy × 10z ± T%) Ω

Calculation: 

Colour Red
(x)
Red
(y)
Orange
(z)
Gold
T%
Code 2 2 3 ±5

From formula,
Value of resistance = (22 × 103 ± 5%) Ω
Value of resistance = 22 kΩ ± 5%

Concept: Resistors
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APPEARS IN

Balbharati Physics 11th Standard Maharashtra State Board
Chapter 11 Electric Current Through Conductors
Exercises | Q 4. (ix) (3) | Page 220
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