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Hey everyone, I really need help on this problem.....its for one of my EGR classes. I emailed the teacher for help but never got back to me. If there is anyway you can help me that would be great

A Battery provides a total charge of Q= 50micro columbus in 3 milli seconds

What is the current in milliamps?

If the battery voltage is 240Volts, what is the energy generated in milljoules, over this time period

What is the power in milliWatts

2007-09-26 14:12:49 · 2 answers · asked by brettmhannan 1 in Science & Mathematics Engineering

2 answers

1 ampere = 1 coulomb / second

1 joule = 1 watt-second

follow the units, plug in the numbers and you're good-to-go.

2007-09-26 14:24:53 · answer #1 · answered by Thomas C 6 · 0 0

current = charge/time
power = .5 I V

plug in the knowns and match the units.

2007-09-27 10:24:35 · answer #2 · answered by nisaiz3000 2 · 0 0

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