How much time will be required to perform 520 J of work at the rate of 20 W?
A. 24 s
B. 16 s
C. 20 s
D. 26 s
Answer:D
How much time will be required to perform 520 J of work at the rate of 20 W?
A. 24 s B. 16 s C. 20 s D. 26 s