A steel wire, 3.2 m long, has a diameter of 1.2 mm. The wire stretches 1.6 mm when it bears a load. Young's modulus for steel is $2.0 \times 10 ^ { 11 } \mathrm {~Pa}$
The mass of the load is closest to
A) 24 kg
B) 20 kg
C) 12 kg
D) 28 kg
E) 16 kg

Question

A steel wire,  3.2 m long, has a diameter of  1.2 mm. The wire stretches  1.6 mm when it bears a load. Young's modulus for steel is $2.0 \times 10 ^ { 11 } \mathrm {~Pa}$
The mass of the load is closest to
A)  24 kg
B)  20 kg
C)  12 kg
D)  28 kg
E)  16 kg

Quizplus · Accepted Answer

The Answer of A steel wire,  3.2 m long, has a diameter of  1.2 mm. The wire stretches  1.6 mm when it bears a load. Young's modulus for steel is $2.0 \times 10 ^ { 11 } \mathrm {~Pa}$
The mass of the load is closest to
A)  24 kg
B)  20 kg
C)  12 kg
D)  28 kg
E)  16 kg

A Steel Wire, 3 2.0×1011 Pa2.0 \times 10 ^ { 11 } \mathrm {~Pa}2.0×1011 Pa

A Steel Wire, 3 $2.0 \times 10 ^ { 11 } \mathrm {~Pa}$