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A dry battery can deliver 3000J of energy to a small 2w electric motor before the battery is exhausted For how many minutes does the motor run?
Fatima1227
If everything proceeds at a constant rate . . .
2 watts = 2 joules per second.
3,000 joules lasts 1,500 seconds = 25 minutes
Wiki User
∙ 12y ago
Variety Floor
2 W = 2 j / second
30000j works up to 1500 seconds
{30000j ÷ 2j/seconds =1500}
1500seconds = 25 minutes
Anonymous
1500 minutes
Anonymous
hejs
Anonymous
1500 minutes
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