Physics question help?

N

Nicole P

New member
Listed are some household electrical devices that use up electrical energy at home. Identify the useful and waste energy forms that each one converts from electrical energy.

Appliances:
1. light bulb
2. electric fan
3. television set
4. electric stove
5. cassette player
7. flatiron
8. refrigerator
9. battery charger
10. electric pump
11. hair dryer
12. computer
13. washing machine

Please and thank you. :)
 
Light Bulb - Light ( U ), Heat ( N)
Electric Fan - Wind ( U), Sound ( N ), Heat ( N)
Television Set - Sound & Light ( U ), Heat ( N)
Electric Stove - Heat ( U ), Light ( N)
Cassette Player - Mechanical ( U), Sound ( U), Heat ( N)
Refrigerator - Heat or Lack of it ( U), Heat ( N), Sound (N)
Flat Iron - Heat ( U), Heat ( N)
Battery Charger - Electrical Energy ( U ), Heat ( U)
Electric Pump - Mechanical Energy -Rotary ( U), Heat (N ), Sound ( N)
Hair Dryer - Wind ( U), Heat ( U), Heat ( N), Sound (N)
Computer - Electrical Energy ( U), Light Energy ( U), Mechanical Energy ( U), Sound Energy ( U), Heat ( N), Sound ( N)
Washing Machine - Mechanical Energy ( U), Sound ( N), Heat ( N)
 
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