Tension in a wire under uniform circular motion-Multiple Choice Questions Quiz

Interactive MCQs on the topic “Tension in a wire under uniform circular motion”:

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 happens to the tension in a wire when an object is undergoing uniform circular motion?

(a) The tension remains constant
(b) The tension increases
(c) The tension decreases
(d) The tension varies unpredictably

Question 2: If the radius of a circular path of an object undergoing uniform circular motion is doubled, how does the tension in the wire change?

(a) The tension remains constant
(b) The tension increases
(c) The tension decreases
(d) The tension varies unpredictably

Question 3: If the speed of an object undergoing uniform circular motion is doubled, how does the tension in the wire change?

(a) The tension remains constant
(b) The tension increases
(c) The tension decreases
(d) The tension varies unpredictably

Question 4: If the mass of an object undergoing uniform circular motion is doubled, how does the tension in the wire change?

(a) The tension remains constant
(b) The tension increases
(c) The tension decreases
(d) The tension varies unpredictably

Question 5: If the wire used for circular motion has a smaller cross-sectional area, how does the tension in the wire change?

(a) The tension remains constant
(b) The tension increases
(c) The tension decreases
(d) The tension varies unpredictably

Question 6: If the wire used for circular motion has a longer length, how does the tension in the wire change?

(a) The tension remains constant
(b) The tension increases
(c) The tension decreases
(d) The tension varies unpredictably

Question 7: What is the direction of the tension force in a wire that is providing the centripetal force for an object undergoing uniform circular motion?

(a) In the same direction as the motion of the object
(b) Opposite to the motion of the object
(c) Perpendicular to the motion of the object
(d) At an angle to the motion of the object

Question 8: If an object is undergoing uniform circular motion and the tension in the wire becomes zero, what will happen to the object?

(a) It will continue moving in a circular path with the same speed
(b) It will move in a straight line
(c) It will slow down and stop
(d) It will move in a parabolic path

Question 9: What is the maximum speed an object can have in a circular path of radius R with tension T before the wire breaks?

(a) v = T/R
(b) v = R/T
(c) v = T*sqrt(R)
(d) v = sqrt(T/R)

Question 10: What happens to the tension in a wire if the object undergoing uniform circular motion moves on a rough surface that causes friction?

(a) The tension remains constant
(b) The tension increases
(c) The tension decreases
(d) The tension varies unpredictably