A person stands on a scale in an elevator. If the scale reads 600 N when that person is riding upward at a constant velocity of 10 m/s, what is the scale reading when the elevator is at rest?
A. 200N
B. 400N
C. 600N
D. 800N
Answer:C
A person stands on a scale in an elevator. If the scale reads 600 N when that person is riding upward at a constant velocity of 10 m/s, what is the scale reading when the elevator is at rest?
A. 200N B. 400N C. 600N D. 800N