Questions Uploads

What is the current?

Question

A lightning stroke lasts 0.03 s

 and involves a flow of 174 C.

 What is the current?

 
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Compute the size of the electric current.

Question

During 43 seconds of use, 260 C of charge flow through a microwave oven. Compute the size of the electric current.

 
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The resistance of each brake lightbulb on an automobile is 7.1 Ω.

Question

The resistance of each brake lightbulb on an automobile is 7.1 Ω.

 Use the fact that cars have 12-V electrical systems to compute the current that flows in each bulb if they are connected in series. (For simplicity, assume that the circuit is only composed of one brake lightbulb and the car battery.) 

 
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How many coulombs of charge flow through it during that time?

Question

A current of 0.3 A

 goes through an electric motor for 7 min.

 How many coulombs of charge flow through it during that time?

 
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