A 1 kg mass has a P.E. of 1 joule relative to the ground when it is at a height of about...
A. 0.12 m
B. 1.0 m
C. 9.8 m
D. 32 m
Answer:A
A 1 kg mass has a P.E. of 1 joule relative to the ground when it is at a height of about...
A. 0.12 m B. 1.0 m C. 9.8 m D. 32 m