Physicshard · Past Paper
In a lift moving upwards with an acceleration 'a', the effective weight of a person is:
Am(g+a)
Bm(g-a)
Cmg
Dma
✓ Correct Answer: A — m(g+a)
The pseudo force acts downwards, so the normal force (apparent weight) is m(g+a).
Share this question
More from Physics
- What is the focal length of a lens with power -4.0 D?
- In a concave mirror, if the object is at infinity, the image is formed at:
- What is the color of the insulation on the earth wire in the modern international color code?
- Which of the following describes Faraday's law of electromagnetic induction?
- If the momentum of a body is doubled, its kinetic energy becomes: