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- 1. Multiple ChoiceThe time taken for one complete circuit is called the...PeriodFrequencyAngular velocity
- 2. Multiple Choice
Centripetal acceleration always pointsin the direction of the object's motionin the opposite direction of the object's motiontowards the center of the circletowards the outside of the circle - 3. Multiple ChoiceWhat is the direction of the velocity at point B, if the ball is revolving clockwise?uprightdownleft
- 4. Multiple ChoiceCalculate the velocity of an object moved around a circle with a radius of 1.65 m and an acceleration of 3.5 m/s2.2.4 m/s3.6 m/s3.9 m/s4.2 m/s
- 5. Multiple ChoiceThe velocity is always _____ to the line of a circle.outwardstowards the centertangentfaster
- 6. Multiple ChoiceYou swing a bucket of water attached to a string in a circle above your head. What keeps the water in the bucket?FrictionCentripetal ForceGravityInertia
- 7. Multiple Choice
Bruno the bat flies at a speed of 0.5 m/s in circle of radius 1 m. What is his acceleration?
ac= v2/r
0.25 ms-20.5 ms-21 ms-22 ms-2 - 8. Multiple ChoiceCentrifugal force is a ______force that pushes you to the outside of a circle during uniform circular motion.fictitious force that is really just the linear momentum of an object in uniform circular motion.The force that keeps the planets in orbit
- 9. Multiple Choice
What's the centripetal acceleration of an object traveling 2 m/s around a circle of diameter 1 m?
4 m/s2
8 m/s2
10 m/s2
16 m/s2
- 10. Multiple Choice
What is the velocity formula for uniform circular motion?
- 11. Multiple Choice
what is the centripetal acceleration formula?
- 12. Multiple ChoiceCentripetal acceleration is ...Acceleration toward the center of a curved or circular pathAcceleration toward the outside of a circleVertical motion instead of horizontal motion
- 13. Multiple Choice
A toy car is following a circular path with a constant speed of v=3 m/s . If the radius of the circular path is 1 m, find The centripetal acceleration of the car
30 m/s2
3 m/s2
9 m/s2
6 m/s2
- 14. Multiple ChoiceWhich of the following is the unit for centripetal force?Jm/s2kg⋅m/sN
- 15. 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?
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