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2.3 Forces and Newton's laws

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Question 23

A cable-car carriage of mass $m\,$ accelerates at $a\,$ when the resultant force on it is $F$ . After more passengers board, the resultant force is changed to $3F\,$ and the carriage now accelerates at $2 a$ . What is its new mass?

[1]

A

$0.67 m$

B

$0.5 m$

C

$1.5 m$

D

$6 m$

Markscheme

2.3 Forces and Newton's laws Questions

GCSE
Physics
2.3 Forces and Newton's laws

103 exam-style questions on Edexcel GCSE Physics 2.3 Forces and Newton's laws, covering 2.3.1 Newton's first law, 2.3.2 Newton's second law, and 2.3.3 Weight and gravitational field strength. Each one has a worked solution and a mark scheme showing where the marks go.

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