A 1200-kg car is being raised at a constant speed if 25 cm/s by a crane, using a 20-m long steel cable that is 1.5 cm in diameter. Young's modulus for steel is $2.0 \times 10 ^ { 11 } \mathrm {~Pa}$ Iength of the cable caused by the car?
What is the change in length of the cable caused by the car?
A) 3.3 mm
B) 6.7 mm
C) 3.3 cm
D) 3.3 m
E) 6.7 cm

Question

A  1200-kg car is being raised at a constant speed if  25 cm/s  by a crane, using a  20-m long steel cable that is  1.5 cm in diameter. Young's modulus for steel is $2.0 \times 10 ^ { 11 } \mathrm {~Pa}$ Iength of the cable caused by the car?
What is the change in length of the cable caused by the car?
A)  3.3 mm
B)  6.7 mm
C)  3.3 cm
D)  3.3 m
E)  6.7 cm

Quizplus · Accepted Answer

The Answer of A  1200-kg car is being raised at a constant speed if  25 cm/s  by a crane, using a  20-m long steel cable that is  1.5 cm in diameter. Young's modulus for steel is $2.0 \times 10 ^ { 11 } \mathrm {~Pa}$ Iength of the cable caused by the car?
What is the change in length of the cable caused by the car?
A)  3.3 mm
B)  6.7 mm
C)  3.3 cm
D)  3.3 m
E)  6.7 cm

A 1200-Kg Car Is Being Raised at a Constant 2.0×1011 Pa2.0 \times 10 ^ { 11 } \mathrm {~Pa}2.0×1011 Pa

A 1200-Kg Car Is Being Raised at a Constant $2.0 \times 10 ^ { 11 } \mathrm {~Pa}$