When a mass is hung at rest from spring A

PHYSICS · Single correct · AP · Physics 1: Algebra-based · Force and Translational Dynamics · Force and Translational Dynamics

Problem

When a

0.50\,\text{kg}

mass is hung at rest from spring A, the spring stretches

1.2\,\text{cm}

. The same mass stretches spring B by

1.8\,\text{cm}

. What is the ratio

k_A/k_B

of the springs’ stiffness constants? (a)

\displaystyle 1.0

(b)

\displaystyle 2.4

(c)

\displaystyle 1.5

(d)

\displaystyle 0.67