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A Level
Physics AQA
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Question 2

Which combination of length and diameter for cable B will result in an extension of $0.75Δx0.75\Delta x$ ?

Length: $3 L$ , Diameter: $2 d$

Length: $1.5 L$ , Diameter: $2 d$

Length: $3 L$ , Diameter: $4 d$

Length: $6 L$ , Diameter: $2 d$

Materials Questions

A Level
Physics
Materials