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A resistor is connected directly across a supply
PHYSICS · Single correct · CBSE · Physics · Electricity · Electricity
Problem
A
20
Ω
20\,\Omega
20
Ω
resistor is connected directly across a
200
V
200\,\text{V}
200
V
supply. Calculate the power dissipated in the resistor. (a)
1000
W
1000\,\text{W}
1000
W
(b)
20
W
20\,\text{W}
20
W
(c)
2000
W
2000\,\text{W}
2000
W
(d)
400
W
400\,\text{W}
400
W
Related theory
Electric Power
Electrical energy and power
Current Electricity
Electric Circuits
Electricity
Electrical power and energy
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