Uniform Circular Motion MCQ

Test your knowledge with important Uniform Circular Motion MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Uniform Circular Motion MCQs on Bissoy. Bissoy App

• At which position in vertical circular motion is the tension in the string minimum?
  ক

  At the highest position

  খ

  At the lowest position

  গ

  When the string is horizontal

  ঘ

  At an angle of 35° from the horizontal
• Which one of the following devices acts on the principle of circular motion?
  ক

  Centrifuge

  খ

  Screw Gauge

  গ

  Ruler

  ঘ

  Vernier calipers
• A body of weight 20 N, mass 2 kg is moving in vertical circular motion with the help of a string of radius 1 m and with a velocity of 5 m/s. What is the tension in the string when is horizontal?
  ক

  30 N

  খ

  50 N

  গ

  20 N

  ঘ

  25 N
• A body of weight 20 N, mass 2 kg is moving in vertical circular motion with the help of a string of radius 1 m and with a velocity of 5 m/s. What is the tension in the string at the highest point?
  ক

  30 N

  খ

  50 N

  গ

  20 N

  ঘ

  25 N
• A body of weight 20 N, mass 2 kg is moving in vertical circular motion with the help of a string of radius 1 m and with a velocity of 2 m/s. What is the tension in the string at the lowest point?
  ক

  28 N

  খ

  20 N

  গ

  8 N

  ঘ

  15 N
• A body is moving in a vertical circular motion. Which one of the following forces does it not experience?
  ক

  Force of gravity

  খ

  Centripetal force

  গ

  Normal reaction force

  ঘ

  Centrifugal force
• The angular velocity of a stone being rotated is 11 rad/s. What is the angular displacement covered in 0.5s?
  ক

  5.5 rad

  খ

  0.55 rad

  গ

  55 rad

  ঘ

  0.5 rad
• A ball is being rotated in a circle of radius 5 m with a constant tangential velocity of 20 m/s. A stone is also being rotated in a circle of radius 4 m with a constant tangential velocity of 16 m/s. Which one of the following choices is true about both the circular motions?
  ক

  Both have same angular velocity

  খ

  Both have different angular velocity

  গ

  Angular velocity of ball > angular velocity of stone

  ঘ

  Angular velocity of stone > angular velocity of ball
• The centrifugal force always acts _____
  ক

  Towards the center

  খ

  Away from the center

  গ

  In tangential direction

  ঘ

  Outside of the plane of motion
• A body of mass 10 kg, is moving with a velocity of 5 m/s in a circle of radius 5 m, what is the centripetal acceleration of the body?
  ক

  5m/s2

  খ

  25m/s2

  গ

  0.5 m/s2

  ঘ

  50 m/s2
• The mathematical expression for centripetal force is ______
  ক

  mv2/r

  খ

  mv/r

  গ

  v2/r

  ঘ

  mv3/r
• The force that keeps the body moving in circular motion is _______
  ক

  Centripetal force

  খ

  Centrifugal force

  গ

  Force of gravity

  ঘ

  Reaction forces