A. 2400 J
B. 9600 J
C. 1500 J
D. 1200 J
Correct Answer:
Option A = 2400 J
Explanation
Energy = power x time
Power = voltage x current.
Energy = voltage x current x time
Energy = 40 x 0.5 x 60 x 2
→ 2,400j
A. 2400 J
B. 9600 J
C. 1500 J
D. 1200 J
Correct Answer:
Option A = 2400 J
Explanation
Energy = power x time
Power = voltage x current.
Energy = voltage x current x time
Energy = 40 x 0.5 x 60 x 2
→ 2,400j
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