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3.1 Energy stores and calculations

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Question 26

A loudspeaker of mass 15 kg rests on a stage platform 0.80 m above the floor. It is lifted onto a lighting gantry 3.2 m above the floor. Use g=10 N/kgg=10\ \mathrm{N/kg}g=10 N/kg.

What is the increase in gravitational potential energy of the loudspeaker?

[1]
A

600 J600\ \mathrm{J}600 J

B

120 J120\ \mathrm{J}120 J

C

360 J360\ \mathrm{J}360 J

D

480 J480\ \mathrm{J}480 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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