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An object in SHM will have maximum speed when its displacement from equilibrium position is:
NET
NUST Entry Test
Physics
Oscillations
If three identical springs each of constant k are hooked together, the spring constant of resultant spring will be:
NET
NUST Entry Test
Physics
Oscillations
Hertz is unit of:
NET
NUST Entry Test
Physics
Oscillations
A spring constant $k=0.4 Nm^{-1}$ is to be extended through 10 cm at a place where $g=10 m sec^{-2}$. The mass to be suspended should be:
NET
NUST Entry Test
Physics
Oscillations
A body with frequency of would complete one vibration is:
NET
NUST Entry Test
Physics
Oscillations
If a given spring of spring constant k is cut into two identical segments, the spring constant of each segment is:
NET
NUST Entry Test
Physics
Oscillations
In SHM, there is always a constant ratio between displacement of a body and its:
NET
NUST Entry Test
Physics
Oscillations
The number of vibrations in two seconds can be expressed as __________ if frequency of vibration is f
NET
NUST Entry Test
Physics
Oscillations
If a force of 0.05 N produces an elongation of 20 mm in a string, then its spring constant will be:
NET
NUST Entry Test
Physics
Oscillations
If a mass of 10 gm is suspended from a spring of $k=9.8 Nm^{-1}$, then the extension will be:
NET
NUST Entry Test
Physics
Oscillations
A particle is moving along a circular path with uniform speed. Its projection will execute _____ along the ______ of the circle
NET
NUST Entry Test
Physics
Oscillations
The time taken to complete one vibration is called:
NET
NUST Entry Test
Physics
Oscillations
When quarter of a cycle is completed, the phase of vibration is:
NET
NUST Entry Test
Physics
Oscillations
The body oscillates due to _________ accelerates and overshoots the rest position due to ______
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NUST Entry Test
Physics
Oscillations
$\pi$ is the ratio of:
NET
NUST Entry Test
Physics
Oscillations
Amplitude in SHM is equivalent to _____ in circular motion
NET
NUST Entry Test
Physics
Oscillations
The graph showing the variation of displacement with time is a:
NET
NUST Entry Test
Physics
Oscillations
When a body is vibrating, the displacement from mean position:
NET
NUST Entry Test
Physics
Oscillations
The restoring force is _____ and opposite to that applied force within ______
NET
NUST Entry Test
Physics
Oscillations
The SI unit of spring constant is identical with that of:
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NUST Entry Test
Physics
Oscillations
When the mass attached to a spring begins to move left or right from the equilibrium position, its P.E:
NET
NUST Entry Test
Physics
Oscillations
Which one of the following is an example of SHM:
NET
NUST Entry Test
Physics
Oscillations
The unit of spring constant is:
NET
NUST Entry Test
Physics
Oscillations
To and fro motion of a body about its mean position is known as:
NET
NUST Entry Test
Physics
Oscillations
In order to increase the resolution of an Astronomical Telescope
NET
NUST Entry Test
Physics
Optical Instruments
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