Mixed Laws of MotionMediumQuestion 5456
Question
A 60 kg person in a lift moving down at constant velocity reads on a weighing machine:
- AMore than 600 N
- BLess than 600 N
- C600 NCorrect
- D0 N
Correct answer
600 N
Explanation
At constant velocity, acceleration = 0. Apparent weight = mg = 60×10 = 600 N.