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Mission EC1 Current

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Hold down the T key for 3 seconds to activate the audio accessibility mode, at which point you can click the K key to pause and resume audio. Useful for the Check Your Understanding and See Answers.

 The Question

If 5 coulombs of charge flow past point 'A' in a circuit in 4 seconds, then ____ coulombs of charge will flow past point 'A' in 8 seconds.

 Define Help

Definition of Electric Current:
Electric current is the rate at which charge flows past a point on a circuit. Mathematically, current is the quantity of charge that passes through a cross-sectional area on a circuit per unit of time.

 Formula Fix

The electric current (I) at a given point on a circuit is the quantity of charge (Q) that flows past that point per unit of time (t):
 
I = Q / t.

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