An automobile horn requires only 0.2 ampere. The resistance is 43 ohms. Find the voltage.

Name: An automobile horn requires only 0.2 ampere. The resistance is 43 ohms. Find the voltage.
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Question

Quizplus · Accepted Answer

The voltage can be found using Ohm's Law, V = IR, where V is voltage, I is current in amperes, and R is resistance in ohms. Substituting the given values, V = 0.2 A * 43 Ω = 8.6 volts.

An Automobile Horn Requires Only 0