Coefficient Of Friction-Multiple Choice Questions Quiz

Interactive MCQs on the topic “Coefficient of 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 definition of coefficient of friction?

(a) The force required to move an object
(b) The ratio of frictional force to normal force
(c) The maximum force of friction that can be applied to an object
(d) The force of friction required to stop an object

Question 2: Which of the following factors affects the coefficient of friction between two surfaces?

(a) The area of the surfaces in contact
(b) The velocity of the surfaces in contact
(c) The type of material the surfaces are made of
(d) The mass of the object on the surfaces

Question 3: What is the range of values that the coefficient of static friction can take?

(a) Between 0 and 1
(b) Between 1 and 2
(c) Between -1 and 0
(d) Between -2 and -1

Question 4: Which of the following statements is true about the coefficient of kinetic friction?

(a) It is always greater than the coefficient of static friction.
(b) It is always less than the coefficient of static friction.
(c) It is equal to the coefficient of static friction.
(d) It depends on the velocity of the surfaces in contact.

Question 5: What happens to the coefficient of friction between two surfaces as the temperature increases?

(a) It decreases
(b) It increases
(c) It remains constant
(d) It depends on the type of material the surfaces are made of

Question 6: Which of the following factors does NOT affect the coefficient of friction between two surfaces?

(a) The surface area of the objects in contact
(b) The type of material the surfaces are made of
(c) The presence of lubricants or other contaminants
(d) The weight of the objects in contact

Question 7: The coefficient of friction is dependent on which of the following factors?

(a) The force of gravity acting on the objects in contact
(b) The direction of motion between the objects in contact
(c) The angle of inclination of the surface the objects are on
(d) The normal force pressing the objects in contact

Question 8: What is the coefficient of friction between two surfaces if the frictional force is equal to the normal force pressing the surfaces together?

(a) 0
(b) 1
(c) 2
(d) Cannot be determined without additional information

Question 9: The coefficient of friction between two surfaces is a measure of which of the following?

(a) The force required to move an object on the surfaces
(b) The maximum force of friction that can be applied to an object on the surfaces
(c) The resistance to motion between the surfaces
(d) The kinetic energy of the objects in contact

Question 10: The coefficient of static friction is higher than the coefficient of kinetic friction for which of the following reasons?

(a) The surfaces are "locked" together when they are stationary
(b) The surfaces are more pliable when they are moving
(c) The surfaces are more slippery when they are moving
(d) The surfaces are in contact for a shorter amount of time when they are moving


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