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- 1. Multiple ChoiceWhat type of acceleration does an object moving with constant speed in a circular path experience?
A) free fall
B) constant acceleration
C) linear acceleration
D) centripetal accelerationABCD - 2. Multiple Choice
Which of the following depicts the direction of the velocity of the blowing ball in a circular motion?
A
C
B
D
- 3. Multiple Choice
The ball in the figure is in a uniform circular motion. Which of the following depicts the direction of the acceleration of the ball?
A
B
C
D
- 4. Multiple Choice
An object which move in uniform circular motion must move with?
constant speed
constant direction
constant velocity
- 5. Multiple Choice
When an object is in circular motion it is constantly changing its velocity.
True
False
- 6. Multiple Choice
A car goes around a curve road. What is the direction of the net force on the car?
toward the curve's center
away from the curve`s center
toward the front of the car
toward the back of the car
- 7. Multiple ChoiceWhere is the net force when the rollercoaster is at the top of the loop?Towards the skyTowards the RightTowards the leftTowards the ground
- 8. Multiple ChoiceA particle P is moving in a circle with uniform speed. Which one of the following diagrams correctly shows the direction of the acceleration a and velocity v of the particle at one instant of time?ABCD
- 9. Multiple ChoiceWhat is the direction of the acceleration at point B, if the ball is revolving clockwise?uprightdownleft
- 10. Multiple ChoiceThe time taken for one complete circuit is called the...PeriodFrequencyAngular velocity
- 11. Multiple Choice
Angular velocity, ω defined as the rate of change of _________________
angular distance
uniform speed
angular displacement
- 12. Multiple Choice
A 10kg car travels at a constant speed of 20.0 m/s around a horizontal circular track. Which diagram correctly represent the direction of the car's velocity (v) and the direction of the centripetal force (Fc) acting on the car at a particular moment?
- 13. Multiple ChoiceWhat does RPM stand for?Speed of a straight linespeed of a circleRevolutions Per MinuteRotations Per MInute
- 14. Multiple Choice
The mass at the end of a pendulum is made to move in a horizontal circle of radius r at constant speed. The magnitude of the net force on the mass is F.
What is the direction of F during half a revolution?
towards the centre of the circle
away from the centre of the circle
along a tangent to the circle
in a circle
- 15. Multiple Choice
A bob tied at the end of a string is made to execute a circular motion in the horizontal plane. Which of the following force provides the centripetal force?
Weight of the bob
Tension in the string and the weight of the bob
Tension in the string
Tension in the string minus the weight of the bob
- 16. Multiple Choice
What is the symbol for angular velocity?
θ
ψ
ω
Ω
- Answer choicesTagsAnswer choicesTags