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Simple Harmonic Motion and Waves
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Simple Harmonic Motion and Waves
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Simple Harmonic Motion and Waves
Waves which do not require any medium for their propagation are called
mechanical waves
electromagnetic waves
transverse waves
longitudinal waves
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Simple Harmonic Motion and Waves
When a wave from one medium enters into the second medium at some angle, its direction of travel changes. This phenomenon is known as
refraction of waves
diffraction of waves
reflection of waves
deflection of waves
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Simple Harmonic Motion and Waves
Oscillations are damped due to the presence of
linear motion
restoring force
frictional force
mechanical force
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Simple Harmonic Motion and Waves
Shock absorbers in automobiles are one particle application of
linear motion
simple harmonic motion
damped motion
random motion
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Simple Harmonic Motion and Waves
In Hooke’s Law, F = -k x, the constant k is called the
velocity
speed constant
spring constant
time
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Simple Harmonic Motion and Waves
In a simple pendulum, the force acting along the string is
0
mg sinθ
mg cosθ
1
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Simple Harmonic Motion and Waves
In one second, a human eardrum can oscillate back and forth up to
30,000 times
10,000 times
25,000 times
20,000 times
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Simple Harmonic Motion and Waves
The velocity of the wave with frequency 4Hz and wavelength 0.4m is
8ms
-1
1.6ms
-1
16ms
-1
2ms
-1
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rikazzz
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Simple Harmonic Motion and Waves
As compare to longitudinal waves, the transverse waves move through solids at a speed of
less than half
less than one
half
less than quarter
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rikazzz
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Simple Harmonic Motion and Waves
An example of the simple harmonic motion is the
motion of simple pendulum
motion of ceiling fan
bouncing ball on floor
spinning of Earth on its axis
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