Moment Problems In Physics -Multiple Choice Questions Quiz

Interactive MCQs on “Moment Problems In Physics”:

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 the moment of a force about a point?

(a) The product of force and time
(b) The product of force and distance
(c) The turning effect of a force about a point
(d) The sum of all forces acting on an object

Question 2: Which of the following statements is true regarding the principle of moments?

(a) It is only applicable to rotational motion.
(b) It applies only to stationary objects.
(c) It is based on Newton's second law of motion.
(d) It is applicable to both rotational and translational equilibrium.

Question 3: Which of the following factors affects the moment of inertia of an object?

(a) Mass of the object
(b) Volume of the object
(c) Temperature of the object
(d) Shape and distribution of mass in the object

Question 4: In which of the following situations would the angular momentum of a system be conserved?

(a) When an external torque acts on the system
(b) When the moment of inertia of the system changes
(c) When the system experiences an elastic collision
(d) When the system is subjected to frictional forces

Question 5: What is the relationship between angular velocity (ω) and linear velocity (v) for a particle moving in a circular path of radius (r)?

(a) ω = v/r
(b) ω = r/v
(c) ω = v * r
(d) ω = v + r

Question 6: Which of the following statements is true about the conservation of angular momentum in the absence of an external torque?

(a) Angular momentum decreases with time.
(b) Angular momentum increases with time.
(c) Angular momentum remains constant.
(d) Angular momentum oscillates with time.

Question 7: The first moment of area of a shape about an axis represents:

(a) The area enclosed by the shape
(b) The centroid of the shape
(c) The sum of all the areas in the shape
(d) The location of the resultant force of the shape

Question 8: Which of the following properties remains constant for a system when no external torque acts on it?

(a) Angular displacement
(b) Angular acceleration
(c) Moment of inertia
(d) Angular momentum

Question 9: What is the SI unit of moment of a force?

(a) Joule (J)
(b) Newton (N)
(c) Watt (W)
(d) Newton-meter (Nm)

Question 10: The moment of inertia of an object depends on which of the following factors?

(a) Mass of the object and its velocity
(b) Shape and distribution of mass in the object
(c) Density and volume of the object
(d) Force and acceleration of the object