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1.5.1a Forces, resultant force and motion

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Question 30

A spring has a length of 30 cm when a load of 4.0 N is suspended from it. The spring has a length of 45 cm when a 10.0 N load is suspended from it. What is the spring constant of the spring?

A

0.25 N/cm0.25\text{ N/cm}0.25 N/cm

B

0.40 N/cm0.40\text{ N/cm}0.40 N/cm

C

2.5 N/cm2.5\text{ N/cm}2.5 N/cm

D

4.0 N/cm4.0\text{ N/cm}4.0 N/cm

Markscheme

1.5.1a Forces, resultant force and motion Questions

  1. IGCSE
  2. /Physics
  3. /1.5.1a Forces, resultant force and motion

183 exam-style questions on CIE IGCSE Physics 1.5.1a Forces, resultant force and motion. Each one has a worked solution and a mark scheme showing where the marks go.

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