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8.1 Energy transfers and work

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Question 41

H

A student pulls a block at constant speed along a bench using a horizontal force of 4.0 N. A point on the block moves from the 15 cm mark to the 90 cm mark of a ruler. The student calculates the work done as $J4.0\times90=360\ \mathrm{J}$ . By what factor is this larger than the correct value?

[1]

A

$120$

B

$75$

C

$100$

D

$90$

Markscheme

8.1 Energy transfers and work Questions

GCSE
Physics
8.1 Energy transfers and work

115 exam-style questions on Edexcel GCSE Physics 8.1 Energy transfers and work, covering 8.1.1 Energy stores and transfer diagrams, 8.1.2 Ways of changing a system's energy, and 8.1.3 Work done by forces. Each one has a worked solution and a mark scheme showing where the marks go.

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