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1.5 Forces

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Question 51

A robotic hovercraft is gliding across a flat, frictionless surface. There is no resultant force and no resultant moment acting on it. Which statement about the hovercraft is correct?

A

It is in mechanical equilibrium.

B

Its speed is continuously increasing.

C

It is moving in a curved path.

D

Its angular velocity must be 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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