Everyday ScienceSimple Harmonic Motion and Waves
Another term is used for vibration called
association
motion
oscillation
floatation
oscillation
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Vitamin C is soluble inA. fat
B. water
C. ethers
D. phenols
The number of vibrations of a body in one sec is called
A. frequency
B. amplitude
C. time period
D. vibration
A human ear can oscillate back and forth up to
A. 18,000 times per second
B. 200 times per second
C. 20,000 times per second
D. 100 times per second
The force that pulls the mass towards mean position is called
A. Gravitational force
B. Frictional force
C. Torque
D. Restoring force
The density of air in the atmosphere is
A. uniform
B. not uniform
C. zero
D. none of above
If the spring is stretched or compressed through a small displacement x from its mean position, then on mass it exerts a
A. strain
B. stress
C. energy
D. force
In the body, the weight of blood is about
A. 1/12th of body
B. 1/5th of body
C. 1/8th of body
D. 1/4th of body
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