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1.5 Forces

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Question 53

In which of the following situations is the resultant force acting on the object equal to zero?

A

An aeroplane accelerating down a runway for take-off.

B

A spacecraft coasting through deep space at a constant velocity.

C

A cyclist rounding a circular track at a constant speed.

D

A skydiver whose downward speed is increasing.

Markscheme

1.5 Forces Questions

  1. IGCSE
  2. /Physics
  3. /1.5 Forces

245 exam-style questions on CIE IGCSE Physics 1.5 Forces, covering 1.5.1a Forces, resultant force and motion, 1.5.1b Load–extension graphs and the spring constant, 1.5.1c Friction and drag, 1.5.1d Force, mass and acceleration, 1.5.1e Motion in a circular path, 1.5.2a Moment of a force, 1.5.2b Principle of moments and equilibrium, and 1.5.3 Centre of gravity and stability. Each one has a worked solution and a mark scheme showing where the marks go.

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