• A
• B
• C
• D
• #### 2.  The interference that occurs when two waves combine to make a wave with a smaller amplitude.

• constructive interference
• criticism
• destructive interference
• interjection
• #### 3.  A mass attached to a spring vibrates back and forth. At the equilibrium position, the

• acceleration reaches a maximum.
• velocity reaches a maximum.
• net force reaches a maximum.
• velocity reaches zero.
• #### 4.  Which graph can be used to describe oscillation?

• displacement-time graph
• displacement-length graph
• amplitude-time graph
• time invariant graph

• 10 N/m
• 20 N/m
• 40 N/cm
• 40 N/m

• amplitude
• period
• frequency
• revolution
• #### 7.  _______________ deals with how much time an object oscillates, while _________________ is how often it oscillates.

• frequency; period
• period; frequency
• wave; cycle
• period; cycle

• amplitude
• period
• velocity
• time
• #### 9.  The combined result of adding the amplitudes of overlapping waves

• vector
• resultant wave
• standing wave

• amplitude
• period
• frequency
• revolution

• 5.0 kHz
• 10 kHz
• 5.0 MHz
• 10 MHz

• 0 J
• 120J
• 240J
• 480J

• Amplitude
• Frequency
• Displacement

• 1.99 m
• 0.632 m
• 0.993 m
• 1.41 m
• #### 15.  A wave that moves the medium in a direction perpendicular to the direction in which the wave travels.

• longitudinal wave
• transverse wave
• wave length
• no work done
• #### 16.  Which of the following factors affects the period of a mass-spring system that is oscillating in SHM?I. Mass II. Spring Constant III. Amplitude

• I only
• II only
• I and II only
• II and III only

• A
• B & D
• D
• C & G

• 1 s
• 1 Hz
• 1 m
• 1 J
• #### 19.  A wave that requires a medium through which to travel

• longitudinal wave
• transverse wave
• standing wave
• mechanical wave

• Amplitude
• Crest
• Trough
• Wavelength
• #### 21.  Which of the following is/ are characteristics of simple harmonic motion?I. The acceleration is constant .II. The restoring force is proportional to the displacement.III. The frequency is independent of the amplitude.

• II only
• I and II only
• I and III only
• II and III only
• I, II, and III
• #### 22.  What combination of values will result in a spring - block system with the greatest frequency?

• A = 50 cm; k = 80 N/m; m = 2 kg
• A = 50 cm; k = 100 N/m; m = 2 kg
• A = 50 cm; k = 100 N/m; m = 4 kg
• A = 75 cm; k = 80 N/m; m = 2kg
• A = 75 cm; k = 100 N/m; m = 4 kg

• 1 Hz
• 1 s
• 1 m
• 1 J

• 0.159 Hz
• 0.318 Hz
• 0.0795 Hz
• 0.477 Hz

• A
• B & D
• B & F
• F
• #### 26.  An object that has a small mass that is suspended from a wire or string

• simple pendulum
• frequency
• oscillation
• wave

• T/2
• T/√2
• T
• T√2
• 2T

• A
• B
• C
• D
• #### 29.  Given an expression of x = 10 sin (0.25πt) where x in cm, t in second. Which of these answers are true?

• the frequency is 0.125 Hz
• the amplitude is 10 m
• the angular frequency is 0.125 rad s-1
• at t = 0, x = 10 cm
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