Sliding Friction-Multiple Choice Questions Quiz

Interactive MCQs on Sliding 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: What is the direction of the force of sliding friction acting on an object sliding on a horizontal surface?

(a) In the direction of motion
(b) Opposite to the direction of motion
(c) Perpendicular to the direction of motion
(d) It depends on the mass of the object

Question 2: Which of the following factors does not affect the force of sliding friction?

(a) The weight of the object
(b) The roughness of the surface
(c) The surface area of the object in contact with the surface
(d) The speed of the object

Question 3: Which of the following surfaces would produce the highest amount of sliding friction?

(a) A smooth, polished surface
(b) A rough, uneven surface
(c) A wet, slippery surface
(d) A hard, flat surface

Question 4: Which of the following statements is true regarding the coefficient of sliding friction?

(a) It is always less than 1.
(b) It is always greater than 1.
(c) It depends on the weight of the object.
(d) It is a measure of the roughness of the surface.

Question 5: What is the relationship between the force of sliding friction and the surface area of the object in contact with the surface?

(a) They are directly proportional.
(b) They are inversely proportional.
(c) They are not related.
(d) It depends on the roughness of the surface.

Question 6: Which of the following factors affect the force of sliding friction?

(a) Weight of the object
(b) Surface roughness
(c) Type of material of the object and surface
(d) All of the above

Question 7: What is the difference between static friction and sliding friction?

(a) Static friction acts on a stationary object, while sliding friction acts on a moving object.
(b) Static friction is greater than sliding friction.
(c) Sliding friction always acts in the opposite direction of motion, while static friction can act in any direction.
(d) All of the above

Question 8: What is the formula for calculating the force of sliding friction?

(a) Ff = μN
(b) Ff = ma
(c) Ff = mgh
(d) Ff = 1/2mv^2

Question 9: Which of the following statements is true regarding the coefficient of sliding friction?

(a) It is always constant.
(b) It depends on the weight of the object.
(c) It depends on the surface roughness.
(d) It is different for different types of materials.

Question 10: Which of the following factors can reduce the force of sliding friction?

(a) Adding more weight to the object
(b) Using a smoother surface
(c) Increasing the surface area of the object in contact with the surface
(d) Increasing the speed of the object