Practice Problems

    Make sure to enter your answers in the specified units .
How many Joules of electrical energy will be delivered by 25 coulombs of charge which move through a difference in potential of volts during 5 seconds?

A room air conditioner is rated at watts and operates at 117 volts. How many amps will it draw from the circuit?

A 100 watt light bulb is operating in a 117 volt circuit. If it is left on for minutes, how many joules of electrical energy will it have used?

Assuming it takes joules of energy to move 3.0 coulombs through a circuit, what is the difference in potential being supplied to the circuit?

A power supply is rated at watts. What is the total amount of electrical energy it can supply in 2.3 minutes?

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