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8 Energy – forces doing work

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Question 18

A sandwich toaster has a power rating of 750 W. It is switched on for 240 s.

a.

Give the energy transferred by the sandwich toaster in one second.

[1]
b.

The energy transferred can be calculated using

E=P×tE = P \times tE=P×t

Calculate the energy transferred while the sandwich toaster is switched on.

[2]
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8 Energy – forces doing work Questions

  1. GCSE
  2. /Physics
  3. /8 Energy – forces doing work

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