A spring of force-constant is cut into two pieces such that one piece is double the…

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

A spring of force-constant

k

is cut into two pieces such that one piece is double the length of the other. What is the force-constant of the longer piece? (1)

(2/3)k

(2)

(3/2)k

(3)

3k

(4)

6k