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- 1. Multiple Choice
1 pendulum and 1 spring oscillator have the same period. If both masses are doubled, the new period of the pendulum is ___ the new period of the spring system.
Less than
Greater than
Equal to
Depends on amplitude
- 2. Multiple Choice
A spring system of mass m and spring constant k is replaced with a spring of constant 2k and a mass of 2m. The new period is __ the original period.
1/2
equal to
2 times
4 times
- 3. Multiple ChoiceTwo pendulums are in simple harmonic motion. Pendulum A is longer than pendulum B. Pendulum A has a larger mass than B. The period of pendulum A islonger than pendulum Bshorter than pendulum Bthe same as pendulum Bnot enough information
- 4. Multiple Choice
A pendulum swinging with a maximum amplitude of π/3 has a period of T. If the maximum amplitude is decreased to π/6, what is the new period of the pendulum?
T/4
T/2
T
2T
- 5. Multiple ChoiceA certain spring-mass system initially has a period of T. If the mass remains the same, what must happen to the spring in order for the period to become 2T?The spring must be double in length.The acceleration due to gravity must be doubled.The acceleration due to gravity must be halved.The spring constant must decrease by a factor of 4.
- 6. Multiple Choice
The restoration force of a spring oscillator is proportional to __
x
x^2
square root of x
No relation to displacement (x)
- 7. Multiple Choice
The potential energy of a spring oscillator is proportional to __
x
x^2
square root of x
No relation to displacement (x)
- 8. Multiple Choice
Maximum acceleration of an oscillator occurs at ___
Maximum Displacement from equilibrium
Equilibrium
half way between equilibrium and xmax
Not given
- 9. Multiple Choice
Maximum speed of an oscillator occurs at ___
Maximum Displacement from equilibrium
Equilibrium
half way between equilibrium and xmax
Not given
- 10. Multiple ChoiceThe time that it takes to complete one wave cycle is called the...frequencyperiodamplitudewavelength
- 11. Multiple ChoiceBatman desires to make a simple pendulum that serves as a timing device. He plans to make it such that its period is 1.00 second. What length must the pendulum have?0.49 m2.3 m0.248 m4.9 m
- 12. Multiple ChoiceBatman and Robin swing from ropes attached to a large elevated platform. Suppose that they can be treated as a simple pendulum with a length of 16 m. Determine the period for one complete back and forth cycle.16 s4 s8 s6 s
- 13. Multiple ChoiceAccording to Wikipedia (and as of this writing), Tim Ahlstrom of Oconomowoc, WI holds the record for hand clapping. He is reported to have clapped his hands 793 times in 60.0 seconds.What is the period of Mr. Ahlstrom's hand clapping during this 60.0-second period?0.0932 s12 s0.0757 s5.4 s
- 14. Multiple ChoiceWhat is the period of a 3.5 m-long pendulum on Earth?1.4 s3.8 s3.2 s4.6 s
- 15. Multiple Choice
5,000 g = ____________ kg
50
50,000
5
0.005
- 16. Multiple Choice
5,000 g = ____________ kg
50
50,000
5
0.005
- 17. Multiple ChoiceA spring with a spring constant (k) of 5 N/m is stretch 0.2 m. The spring force is1 N25 N5.2 N4.8 N
- 18. Multiple ChoiceHow far is a spring with k = 9 N/m stretched when a 5 kg mass is attached?0.55 m5.5 m1.8 m18 m
- 19. Multiple Choice
Which would have the longest period?
Pendulum A: A 200-g mass attached to a 1.0-m length string
Pendulum B: A 400-g mass attached to a 0.5-m length string
A
B
Same
- 20. Multiple ChoiceA simple harmonic oscillator takes 4.8 s to undergo five complete vibrations. What is the period (T) of 1 cycle?4.8 s.96 s9.8 s
- 21. Multiple ChoiceAn ornament of mass 40.0 g is attached to a vertical ideal spring with a force constant (spring constant) of 20.0 N/m. The ornament is then lowered very slowly until the spring stops stretching. How much does the spring stretch?0.00200 m0.0196 m0.0816 m0.800 m
- 22. Multiple ChoiceTrue/False: The time for a complete back-and-forth swing of a pendulum is its frequency.TrueFalse
- 23. Multiple ChoiceThe time that it takes to complete one wave cycle is called the...frequencyperiodamplitudewavelength
- 24. Multiple ChoiceThe number of cycles that are completed per second is called the _ and is measured in _.frequency, Hertzwavelength, metersamplitude, metersperiod, seconds
- 25. Multiple ChoiceThe period of an ocean wave is 10 s. What is its frequency?10 Hz1 Hz0.5 Hz0.1 Hz
- 26. Multiple ChoiceThe diagram below shows three positions, A, B, and C, in the swing of a pendulum, released from rest at point A. [Neglect friction.] Which statement is true about this swinging pendulum?The potential energy at A equals the potential energy at BThe potential energy at B equals the potential energy at CThe speed of the pendulum at A equals the speed of the pendulum at BThe potential energy at A equals the potential energy at C.
- 27. Multiple ChoiceA force of 200 N causes a displacement with a magnitude of 0.5 m. What is the constant of the spring?100 N/m200 N/m400 N/m800 N/m
- 28. Multiple ChoiceThis spring has a constant of 80 N/m. What is the magnitude of the force being applied? The dotted green line represents the spring's equilibrium position and the green vector is displacement.20 N80 N160 N320 N
- 29. Multiple ChoiceIn which direction is the pictured spring's restoring force acting?To the right.To the left.There is no restoring force.Both left and right.
- 30. Multiple ChoiceWhat is gravitational force?a force that attracts any objecta force that pushes any objecta force that shrinks any objecta force that enlarges anyobject
- Answer choicesTagsAnswer choicesTags