Q.1
ω=kmω=\sqrt{\frac{k}{m}}ω=mk​​  the aim of the above formula is to find?
  • distance
  • displacement
  • velocity
  • acceleration
  • angular frequency
Q.2
T=2πmkT=2π\sqrt{\frac{m}{k}}T=2πkm​​  the aim of the above formula is to find?
  • distance
  • period
  • acceleration
  • angular frequency
  • Time
Q.3
The value of  xmxmxm   determines how far the particle moves in its oscillations and is called the amplitude of what?
  • oscillations
  • simple harmonic motion
  • freeze-frames
  • velocity
  • distance
Q.4
F=−kxF=−kxF=−kx  for the force acting on the block, the formula can now relate the spring constant k (a measure of the stiffness of the spring) to the mass of the block and the resulting angular frequency of what formula?
  • k=mω2k=mω^2k=mω2
  • k=ωmk=\frac{ω}{m}k=mω​
  • m=kωm=kωm=kω
  • m=kω2m=kω^2m=kω2
  • $k=\frac{m}{v}$
Q.5
A student in a band notices that a drum vibrates when another instrument emits a certain frequency note. This phenomenon illustrates
  • reflection
  • refraction
  • resonance
  • doppler effect
Q.6
Sound is an example of a
  • transverse wave
  • longitudinal wave
  • focal wave
  • electromagnetic wave
Q.7
What is common with all electromagnetic and mechanical waves?
  • They travel at the same speed
  • They transfer energy
  • They are all longitudinal waves
  • They are all transverse waves
Q.8
The number of wavelengths that pass a point each per second is:
  • frequency
  • period
  • longitudinal
  • transverse wave
Q.9
A truck with bad shock absorbers bounces up and down after hitting a bump. The truck has a mass ofkg and is supported by four springs, each having a spring constant ofN/m. What is the period for each spring?
  • 0.26 sec
  • 1.645 sec
  • 0.26 hz
  • 1.645 hz
Q.10
An object attached to one end of a spring makescomplete vibrations in 10s. Its period is:
  • 0.50 s
  • 2 s
  • 0.5 Hz
  • 2 Hz
Q.11
A pair of trapeze performers at the circus is swinging from ropes attached to a large elevated platform. Suppose that the performers can be treated as a simple pendulum with a length ofm. Determine the period for one complete back and forth cycle.
  • 2 sec
  • 12 sec
  • 8 sec
  • 10 sec
Q.12
An object is attached to a vertical spring and bobs up and down between points A and B.  Where is the object located when its kinetic energy is a maximum?
  • at either A or B
  • midway between A and B
  • one-third of the way between A and B
  • one-fourth of the way between A and B
Q.13
Which material does sound travel the fastest?
  • solid
  • liquid
  • gases
Q.14
Jovian screams near a canyon and can hear his echo 3 seconds later. If the speed of sound at that time ism/s, what is the distance between Jovian and the canyon>
  • 900 m
  • 300 m
  • 150 m
  • 100 m
Q.15
Jason heard a thunder 2 seconds after he saw the lightning. If the speed of sound ism/s, what is the distance between Jason and the lightning?
  • 600 m
  • 302 m
  • 300 m
  • 150 m
0 h : 0 m : 1 s