Motor oil, with a viscosity of $0.25 \mathrm {~N} \cdot \mathrm { s } / \mathrm { m } ^ { 2 }$ is flowing through a tube that has a radius of 3.0 mm and is 1.0 m long. The drop in pressure over the length of the tube is 200 kPa. What is the average speed of the oil?
A) 1.2 m/s
B) 0.90 m/s
C) 0.80 m/s
D) 1.1 m/s
E) 1.0 m/s

Question

Motor oil, with a viscosity of $0.25 \mathrm {~N} \cdot \mathrm { s } / \mathrm { m } ^ { 2 }$  is flowing through a tube that has a radius of  3.0 mm and is  1.0 m long. The drop in pressure over the length of the tube is  200 kPa. What is the average speed of the oil?
A)  1.2 m/s
B)  0.90 m/s
C)  0.80 m/s
D)  1.1 m/s
E)  1.0 m/s

Quizplus · Accepted Answer

The Answer of Motor oil, with a viscosity of $0.25 \mathrm {~N} \cdot \mathrm { s } / \mathrm { m } ^ { 2 }$  is flowing through a tube that has a radius of  3.0 mm and is  1.0 m long. The drop in pressure over the length of the tube is  200 kPa. What is the average speed of the oil?
A)  1.2 m/s
B)  0.90 m/s
C)  0.80 m/s
D)  1.1 m/s
E)  1.0 m/s

Motor Oil, with a Viscosity Of 0.25 N⋅s/m20.25 \mathrm {~N} \cdot \mathrm { s } / \mathrm { m } ^ { 2 }0.25 N⋅s/m2

Motor Oil, with a Viscosity Of $0.25 \mathrm {~N} \cdot \mathrm { s } / \mathrm { m } ^ { 2 }$