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1.7 Energy, work and power

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Question 375

A moving object is brought to rest by a resistive force of 80 N over a distance of 6.0 m.

What is the work done by the force?

A

0.075 J0.075\text{ J}0.075 J

B

13 J13\text{ J}13 J

C

86 J86\text{ J}86 J

D

480 J480\text{ J}480 J

Markscheme

1.7 Energy, work and power Questions

  1. IGCSE
  2. /Physics
  3. /1.7 Energy, work and power

533 exam-style questions on CIE IGCSE Physics 1.7 Energy, work and power, covering 1.7.1a Energy stores and energy transfers, 1.7.1b Conservation of energy, 1.7.1c Kinetic and gravitational potential energy, 1.7.2 Work done, 1.7.3 Energy resources, 1.7.3a Energy resources and electricity generation, 1.7.3b Nuclear fusion as an energy source, 1.7.3c Efficiency of energy transfer, and 1.7.4 Power. Each one has a worked solution and a mark scheme showing where the marks go.

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