The Quantity Q of Charge in Coulombs C That Has $Q(t)=t^{3}-3 t^{2}+4 t+3$

question 151

Multiple Choice

The quantity Q of charge in coulombs C that has passed through a point in a wire up to time t (measured in seconds) is given by $Q(t) =t^{3}-3 t^{2}+4 t+3$ . Find the current when $t=3 s$ .

• A) 15
• B) 24
• C) 26
• D) 18
• E) 13

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