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10 questions
When is a pendulum in simple harmonic motion?
Never
All the time
only at large angles
only at small angles
When is the pendulum at maximum velocity
At its lowest point
At its highest point
It moves at a constant velocity
It is at rest
What is the definition of SHM?
periodic motion without loss of energy in which the acceleration of a body is directly proportional to its displacement and is directed towards the equilibrium position but in opposite direction of the displacement.
periodic motion without loss of energy in which the acceleration is directly proportional to its velocity and is directed towards the equilibrium position but in opposite direction of the velocity.
periodic motion without loss of energy in which the acceleration of a body is inversely proportional to its displacement
periodic motion without loss of energy in which the angular frequency is directly proportional to its displacement and is directed towards the equilibrium position but in opposite direction of the displacement.
Position at which the body would come to rest if it were to lose all of its energy refers to
equilibrium position
maximum displacement / amplitude
periodic position
good position
The number of cycles or oscillation made in one second is defined as
time taken
period
frequency
amplitude
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
Given an expression of a SHM
x = 10 sin (11.4t). Calculate the time taken when x=10 cm for the 1st time
0.138 s
1.24 s
11.11 s
0.79 s
Based on your findings, which equation could best describe the pendulum’s period?
A
B
C
D
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