A potential difference of 6V is used to produce a current of 5A for 200s through a heating coil. The heat produced is 

Jamb 1978

A potential difference of 6V is used to produce a current of 5A for 200s through a heating coil. The heat produced is 

A. 4800 cal 

B. 6000 cal 

C. 2400 J 

D. 240 kcal 

E. 6000J

ANSWER: Option E

EXPLANATION: Just apply the equation below;

heat produced = current × voltage × time(s)

Heat produced = IVt

Time in seconds

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About Teezab 1349 Articles
His Name is Tiamiyu Abdulbazeet Olawale. He is a student at the University of Ilorin studying Electrical and Electronics Engineering. He likes to give the latest updates about Nigeria and international institutions as he aims at helping people to lay their hands on the right information.

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