# Physics

posted by .

Calculate the power of a hair dryer that operates on 120V and draws a current of 10 A.

• Physics -

power is voltage multiplied by current.

• Physics -

How much heat does it produces in 10mins by a hairdryer with the following specification (240V :1,8KW )

• Physics -

1200

• Physics -

?????????????pls help

## Similar Questions

1. ### physics

A lamp operates with a current of 0.625A and a potential difference of 120V. What is the currnt flowing through the microwave?
2. ### physics

A string of 8 christmas tree lights connected in series to a 120v source draws a current of 0.75A.can any one show me how to find the resistance of each lights and potential differnces.
3. ### physics

A blow-dryer and a vacuum cleaner each operate with a voltage of 120 V. The current rating of the blow-dryer is 12 A, and that of the vacuum cleaner is 5.5 A. Determine the power consumed by the blow-dryer. Determine the power consumed …
4. ### Physics

Use the relationship power = current voltage to find out how much current is drawn by a 1350 watt hair dryer when it operates on 120 volts. Then use Ohm's law to find the resistance of the hair dryer.
5. ### physics

A hair dryer uses 10A at 120V. It is used with a transformer in England, where the voltage is 240V. A. What should be the ratio of the turns of the transformer?
6. ### physics

A hair dryer draws a current of 9.7 A. (a) How much charge passes through the hair dryer in 3.5 min?
7. ### physics

A hair dryer draws a current of 9.7 A. (a) How much charge passes through the hair dryer in 3.5 min?
8. ### Physics

An electric drill operates at a potential difference of 120V and draws a current of 1.5 Amps. If it takes 50 seconds to drill a hole in a piece of steel,calculate the amount of electrical energy used by the drill in that time.