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3.5 Newton's Laws of Motion

3.5 Newton's Laws of Motion

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Question 20

A lift of mass 850 kg accelerates vertically upwards at 1.4 m s-2. The lift is raised by a vertical cable of tension T T\,T N. Use g=9.8 m s−2g=9.8\text{ m s}^{-2}g=9.8 m s−2.

a.

Draw a force diagram for the lift.

[2]
b.

Find TTT.

[3]
Markscheme

3.5 Newton's Laws of Motion Questions

  1. A Level
  2. /Maths
  3. /3.5 Newton's Laws of Motion

49 exam-style questions on OCR (MEI) A Level Maths 3.5 Newton's Laws of Motion, covering 3.5.1 Meaning of Newton's three laws, 3.5.2 Equation of motion, 3.5.3 Equation of motion for a particle in a straight line, 3.5.4 Model a system of connected particles, 3.5.5 Equations of motion for individual particles, 3.5.6 System with no relative motion as a single particle, and 3.5.7 Equation of motion in a straight line or plane (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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