Electrical Working

Which one of the following quantities is equivalent to 1 W?

A kilowatt-hour is equivalent to

kWh stand for

The current in an appliance is 3 A and the voltage difference is 120 V. How much power is being supplied to the appliance?

If it takes 10 J of work to climb up the stairs in 5 seconds

What is the power of a 20V bulb with 5A through it?

What are the Equations for Energy Transferred? Choose 2

How much energy is transferred if a 40W bulb is left on for 2 hours?

A 240 volt, 3 amp heater is left running for 5 minutes.

Which of these gives the total energy output?

The power of an appliance is...

Electrical power can be calculated using

Watts is the same as...

The voltage supplied to a circuit is 17 V and the current running through is 10 A. What is the power generated?

Calculate the electric power of an electrical appliance in which 10 A of current is flowing through a resistor of 2 ohms.

Which component has the following characteristic graph - showing how the current varies as the voltage is changed?

Which component has the following characteristic graph - showing how the current varies as the voltage is changed?