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04-15-2008, 04:11 PM
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| Physics Homework help?
1. work done by pushing a wall with a force of 50N during 10 seconds 2. power in watts needed to lift 60 m a 200N weight in 2 minutes 3. a 1500 watt hair drier consumes this energy in Kwatt hours in 40 minutes 4 a 100 watt light bulb consumes this energy in Kwatt hours in 20 hours      |
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