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3.1 Energy stores and calculations

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Question 12

A cable lifts an underwater camera of mass 450 g. The camera rises from 0.80 m below the surface of a lake to 1.20 m above the surface. Use g=10 N/kgg=10\ \mathrm{N/kg}g=10 N/kg.

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

[1]
A

0.90 J0.90\ \mathrm{J}0.90 J

B

4.5 J4.5\ \mathrm{J}4.5 J

C

9.0 J9.0\ \mathrm{J}9.0 J

D

1.8 J1.8\ \mathrm{J}1.8 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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