Fluid Friction-Multiple Choice Questions Quiz

Interactive MCQs on the topic “fluid friction”

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: Which of the following is the correct formula for calculating fluid friction?

(a) F = ma
(b) F = μN
(c) F = Gm1m2/d^2
(d) F = P*A

Question 2: What is the unit of coefficient of viscosity?

(a) N/m
(b) N/m^2
(c) Ns/m^2
(d) Ns/m

Question 3: Which of the following factors affect the coefficient of viscosity?

(a) Temperature
(b) Pressure
(c) Type of fluid
(d) All of the above

Question 4: Which of the following is an example of laminar flow?

(a) Flow of water in a river
(b) Smoke coming out of a chimney
(c) Blood flowing through an artery
(d) Flow of air over a ball

Question 5: Which of the following is true for a fluid in turbulent flow?

(a) The velocity is constant throughout the fluid
(b) The flow is smooth and orderly
(c) The fluid particles move in a straight line
(d) The flow is characterized by irregular fluctuations in velocity and pressure

Question 6: Which of the following statements is true regarding laminar and turbulent flows?

(a) Laminar flow is characterized by irregular fluctuations in velocity and pressure
(b) Turbulent flow is characterized by smooth and orderly movement of fluid particles
(c) Laminar flow is highly resistant to fluid friction
(d) Turbulent flow is highly resistant to fluid friction

Question 7: Which of the following factors affect the force of fluid friction acting on an object moving through a fluid?

(a) Velocity of the object
(b) Surface area of the object
(c) Density of the fluid
(d) All of the above

Question 8: What is the SI unit of the coefficient of friction?

(a) N/m^2
(b) Ns/m
(c) Ns/m^2
(d) None of the above

Question 9: Which of the following statements is true regarding the Reynolds number?

(a) It is a dimensionless quantity used to predict the transition from laminar to turbulent flow
(b) It is a unit of fluid viscosity
(c) It is a measure of the force of fluid friction
(d) It is a measure of the pressure gradient in a fluid

Question 10: Which of the following statements is true regarding the Coanda effect?

(a) It describes the tendency of fluid particles to flow in a straight line
(b) It is the result of laminar flow
(c) It causes fluid particles to follow a curved path along a surface
(d) It is not related to fluid friction


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