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PHYSICS 71 > Periodic Motion > Flashcards

Periodic Motion Flashcards

1
Q

What term describes the number of oscillations per unit time in a periodic motion?

A) Frequency
B) Amplitude
C) Period
D) Phase

A

A) Frequency

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2
Q

What is the SI unit of frequency?

A) Hertz
B) Seconds
C) Meters
D) Newtons

A

A) Hertz

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3
Q

Which of the following is true regarding the period and frequency of a harmonic oscillator?

A) Period and frequency are inversely proportional
B) Period and frequency are directly proportional
C) Period is the square of the frequency
D) Frequency is the square of the period

A

A) Period and frequency are inversely proportional

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4
Q

What happens to the period of a pendulum if its length is increased?

A) Increases
B) Decreases
C) Remains the same
D) Depends on the mass of the pendulum

A

A) Increases

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5
Q

Which of the following factors affects the frequency of a mass-spring system?

A) Mass of the object
B) Spring constant
C) Amplitude of oscillation
D) Damping force

A

B) Spring constant

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6
Q

In a simple harmonic motion, what is the relationship between displacement and acceleration?

A) Directly proportional
B) Inversely proportional
C) Displacement is maximum when acceleration is maximum
D) Displacement is minimum when acceleration is maximum

A

C) Displacement is maximum when acceleration is maximum

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7
Q

What is the maximum displacement from equilibrium in a simple harmonic motion called?

A) Frequency
B) Amplitude
C) Period
D) Phase

A

B) Amplitude

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8
Q

Which of the following is NOT a type of periodic motion?

A) Simple harmonic motion
B) Circular motion
C) Linear motion
D) Pendulum motion

A

C) Linear motion

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9
Q

What property of a pendulum affects its period the most?

A) Mass of the bob
B) Length of the pendulum
C) Material of the string
D) Angle of displacement

A

B) Length of the pendulum

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10
Q

What term describes the force that opposes the motion of a harmonic oscillator?

A) Centripetal force
B) Frictional force
C) Damping force
D) Tension force

A

C) Damping force

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11
Q

Which of the following is an example of a system exhibiting simple harmonic motion?

A) Swing on a playground
B) Pendulum clock
C) Bouncing ball
D) Rolling wheel

A

B) Pendulum clock

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12
Q

What factor determines the period of a mass-spring system?

A) Mass of the object
B) Spring constant
C) Amplitude of oscillation
D) Damping force

A

B) Spring constant

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13
Q

In a simple harmonic motion, at what point does the object have maximum kinetic energy?

A) At the maximum displacement from equilibrium
B) At the equilibrium position
C) At the points of maximum velocity
D) At the points of maximum acceleration

A

C) At the points of maximum velocity

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14
Q

What is the relationship between the period and frequency of a wave?

A) Period = Frequency
B) Period = 1/Frequency
C) Period = Frequency²
D) Period = Frequency³

A

B) Period = 1/Frequency

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15
Q

What term describes the maximum distance from equilibrium in a simple harmonic motion?

A) Frequency
B) Amplitude
C) Period
D) Phase

A

B) Amplitude

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16
Q

In a mass-spring system, what happens to the period if the spring constant is increased?

A) Period increases
B) Period decreases
C) Period remains the same
D) Depends on the mass of the object

A

B) Period decreases

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17
Q

What is the main factor that determines the frequency of a pendulum?

A) Length of the string
B) Mass of the bob
C) Material of the string
D) Angle of displacement

A

A) Length of the string

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18
Q

What is the restoring force in a mass-spring system proportional to?

A) Velocity of the mass
B) Acceleration of the mass
C) Displacement from equilibrium
D) Period of oscillation

A

C) Displacement from equilibrium

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19
Q

Which of the following statements about the period of a pendulum is true?

A) It increases with increasing amplitude
B) It is independent of the mass of the bob
C) It decreases with increasing length of the string
D) It is affected by the material of the string

A

B) It is independent of the mass of the bob

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20
Q

What term describes the time taken for one complete oscillation in a periodic motion?

A) Frequency
B) Period
C) Amplitude
D) Phase

A

B) Period

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21
Q

Which of the following factors affects the frequency of a pendulum?

A) Mass of the bob
B) Length of the string
C) Material of the string
D) Angle of displacement

A

B) Length of the string

22
Q

In a mass-spring system, what happens to the period if the mass is increased?

A) Period increases
B) Period decreases
C) Period remains the same
D) Depends on the spring constant

A

A) Period increases

23
Q

What is the term for the maximum displacement from equilibrium in a simple harmonic motion?

A) Frequency
B) Amplitude
C) Period
D) Phase

A

B) Amplitude

24
Q

In a mass-spring system, what happens to the period if the amplitude of oscillation is increased?

A) Period increases
B) Period decreases
C) Period remains the same
D) Depends on the spring constant

A

C) Period remains the same

25
Q

What is the main factor affecting the frequency of a pendulum?

A) Mass of the bob
B) Length of the string
C) Material of the string
D) Angle of displacement

A

B) Length of the string

26
Q

In a simple harmonic motion, at what point does the object have maximum potential energy?

A) At the maximum displacement from equilibrium
B) At the equilibrium position
C) At the points of maximum velocity
D) At the equilibrium position and the points of maximum displacement

A

D) At the equilibrium position and the points of maximum displacement

27
Q

Which factor does NOT affect the frequency of a mass-spring system?

A) Mass of the object
B) Amplitude of oscillation
C) Spring constant
D) Damping force

A

B) Amplitude of oscillation

28
Q

In a mass-spring system, what happens to the period if the spring constant is decreased?

A) Period increases
B) Period decreases
C) Period remains the same
D) Depends on the amplitude of oscillation

A

C) Period remains the same

29
Q

What happens to the frequency of a mass-spring system if the mass is doubled while keeping the spring constant constant?

A) Frequency doubles
B) Frequency halves
C) Frequency remains the same
D) Depends on the amplitude of oscillation

A

B) Frequency halves

30
Q

What is the relationship between the amplitude and energy of a simple harmonic oscillator?

A) Directly proportional
B) Inversely proportional
C) Amplitude is maximum when energy is maximum
D) Amplitude is minimum when energy is maximum

A

C) Amplitude is maximum when energy is maximum

31
Q

In a mass-spring system, what is the relationship between the frequency and the mass of the object?

A) Directly proportional
B) Inversely proportional
C) No relationship
D) Depends on the spring constant

A

B) Inversely proportional

32
Q

What is the term for the force that acts to bring a system back to its equilibrium position in simple harmonic motion?

A) Centripetal force
B) Tension force
C) Restoring force
D) Frictional force

A

C) Restoring force

33
Q

What factor affects the period of a pendulum the most?

A) Mass of the bob
B) Length of the string
C) Material of the string
D) Angle of displacement

A

B) Length of the string

34
Q

Which of the following is NOT a characteristic of simple harmonic motion?

A) Constant amplitude
B) Periodic oscillation
C) Linear relationship between displacement and force
D) Acceleration proportional to displacement

A

C) Linear relationship between displacement and force

35
Q

What is the phase difference between two oscillators with the same frequency if one is at maximum displacement and the other is at equilibrium?

A) 0 degrees
B) 90 degrees
C) 180 degrees
D) 270 degrees

A

C) 180 degrees

36
Q

Which of the following factors affects the period of a mass-spring system?

A) Mass of the object
B) Spring constant
C) Amplitude of oscillation
D) Damping force

A

B) Spring constant

37
Q

What term describes the complete cycle of motion in a periodic system?

A) Frequency
B) Period
C) Oscillation
D) Cycle

38
Q

What happens to the period of a pendulum if its length is decreased?

A) Increases
B) Decreases
C) Remains the same
D) Depends on the mass of the pendulum

A

B) Decreases

39
Q

In a mass-spring system, what happens to the period if the amplitude of oscillation is decreased?

A) Period increases
B) Period decreases
C) Period remains the same
D) Depends on the spring constant

A

B) Period decreases

40
Q

What factor affects the frequency of a mass-spring system?

A) Mass of the object
B) Spring constant
C) Amplitude of oscillation
D) Damping force

A

B) Spring constant

41
Q

What term describes the time taken for one complete oscillation in a periodic motion?

A) Frequency
B) Period
C) Amplitude
D) Phase

42
Q

Which of the following factors affects the frequency of a pendulum?

A) Mass of the bob
B) Length of the string
C) Material of the string
D) Angle of displacement

A

B) Length of the string

43
Q

In a simple harmonic motion, at what point does the object have maximum potential energy?

A) At the maximum displacement from equilibrium
B) At the equilibrium position
C) At the points of maximum velocity
D) At the equilibrium position and the points of maximum displacement

A

D) At the equilibrium position and the points of maximum displacement

44
Q

What is the restoring force in a mass-spring system proportional to?

A) Velocity of the mass
B) Acceleration of the mass
C) Displacement from equilibrium
D) Period of oscillation

A

C) Displacement from equilibrium

45
Q

Which factor does NOT affect the frequency of a mass-spring system?

A) Mass of the object
B) Amplitude of oscillation
C) Spring constant
D) Damping force

A

C) Spring constant

46
Q

In a mass-spring system, what happens to the period if the mass is doubled while keeping the spring constant constant?

A) Frequency doubles
B) Frequency halves
C) Frequency remains the same
D) Depends on the amplitude of oscillation

A

B) Frequency halves

47
Q

What is the relationship between the amplitude and energy of a simple harmonic oscillator?

A) Directly proportional
B) Inversely proportional
C) Amplitude is maximum when energy is maximum
D) Amplitude is minimum when energy is maximum

A

C) Amplitude is maximum when energy is maximum

48
Q

In a mass-spring system, what is the relationship between the frequency and the mass of the object?

A) Directly proportional
B) Inversely proportional
C) No relationship
D) Depends on the spring constant

A

B) Inversely proportional

49
Q

What is the term for the force that acts to bring a system back to its equilibrium position in simple harmonic motion?

A) Centripetal force
B) Tension force
C) Restoring force
D) Frictional force

A

C) Restoring force

50
Q

What factor affects the period of a pendulum the most?

A) Mass of the bob
B) Length of the string
C) Material of the string
D) Angle of displacement

A

B) Length of the string

PHYSICS 71 (4 decks)

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