Efficiency and energy resources

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Question 31
Easy

An electric cargo hoist is used to lift shipping containers at a busy port. The energy transfers involved in hoisting a container are shown in the Sankey diagram below.

Sankey diagram showing energy transfers for an electric cargo hoist

Calculate the efficiency of this energy transfer.

[2]

Efficiency and energy resources Questions

  1. GCSE
  2. /Physics
  3. /Efficiency and energy resources