If the voltage drop across a resistor is 20 V and the current is 0.02 A, what is the power dissipated in watts?
A) 0.02
B) 0.4
C) 4
D) 20

Name: If the voltage drop across a resistor is 20 V and the current is 0.02 A, what is the power dissipated in watts? A) 0.02 B) 0.4 C) 4 D) 20
Brand: Quizplus
Rating: 4.9 (38 reviews)

Question

Quizplus · Accepted Answer

The power dissipated in a resistor can be calculated using the formula P = IV, where P is power in watts, I is current in amperes, and V is voltage in volts. Substituting the given values, P = 0.02 A * 20 V = 0.4 W.

If the Voltage Drop Across a Resistor Is 20 V