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3.1 Energy stores and calculations

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Question 3

A museum has a hanging model of mass 1.5 kg. During maintenance, the model is lowered.

PositionHeight above the floor in m\mathrm{m}m
before maintenance6.0
after maintenance2.0

Use g=10 N/kgg=10\ \mathrm{N/kg}g=10 N/kg.

What is the decrease in the gravitational potential energy of the model?

[1]
A

6.0 J6.0\ \mathrm{J}6.0 J

B

60 J60\ \mathrm{J}60 J

C

90 J90\ \mathrm{J}90 J

D

40 J40\ \mathrm{J}40 J

Markscheme

3.1 Energy stores and calculations Questions

  1. GCSE
  2. /Physics
  3. /3.1 Energy stores and calculations

121 exam-style questions on Edexcel GCSE Physics 3.1 Energy stores and calculations, covering 3.1.1 Gravitational potential energy, 3.1.2 Kinetic energy, and 3.1.3 Energy transfers and conservation of energy. Each one has a worked solution and a mark scheme showing where the marks go.

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