Lesson Assessment #24

An electrical circuit has a voltage of 50 V and a resistance of 5 Ω. What is the value of current?

10 A

An electric circuit has a resistance of 20 Ω. The current is measured to be 6 A. How many volts are applied to the circuit?

120

A toaster is listed as 1560 W. When it is plugged into a 120 V circuit and starts to make toast, how many amperes will it draw?

13 A

The resistance of a coil that uses 800 watts is 62 ohms. What is the voltage of the circuit? Round the answer to the nearest hundredth.

222.71V

Approximately how many horsepower is an electrical device listed as 3,000 watts?

4

An electric motor is running on 120 V. The current is measured to be 2 A. How many ohms of resistance is the motor?

60

During normal operation of a typical 120-volt appliance circuit, current flows through the hot, grounding, and neutral conductors.

False

A complete circuit is often referred to as a(n) _____ circuit.

closed

Conventional current flow theory states that current flows from the most positive point to the most _______________.

negative

The amount of electrical power being used in a circuit is measured in ____.

watts