A Design Project Requires You to Construct a Crane to Lift

Multiple Choice

A design project requires you to construct a crane to lift a maximum of 5000 kg and with a maximum upward acceleration of 2 m/s²,and with a safety factor of 5.If the cable is 20m long,by how much does the cable stretch when the crane is operating at the design limits?

A) 2.80 cm
B) 1.05 cm
C) 6.21 cm
D) 0.84 cm
E) 5.22 cm