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MCQs

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A body of weight 1 N hung on a spring elongates the spring by 5 cm. When another body is hung on the spring and set vibrating, its period is 0.628 sec. The mass of this body pulling the string is nearly:
NETNUST Entry TestPhysicsOscillations
If mass attached to a spring is increased, then its time period:
NETNUST Entry TestPhysicsOscillations
A body of mass 0.031 kg attached to one end of a spring of spring constant 0.3 N/m, then time period of spring mass system will be:
NETNUST Entry TestPhysicsOscillations
A mass attached to a spring vibrates with a frequency of 0.6 cycles/sec. Its angular velocity w comes out to be:
NETNUST Entry TestPhysicsOscillations
If mass attached to a spring is replaced by another mass four times greater, then time period of spring mass system becomes:
NETNUST Entry TestPhysicsOscillations
Time period of a vibrating spring-mass system is given by:
NETNUST Entry TestPhysicsOscillations
A mass attached to a spring completes 60 vibrations in half minute. Its frequency is:
NETNUST Entry TestPhysicsOscillations
In SHM, the acceleration of the vibrating body is always directed towards:
NETNUST Entry TestPhysicsOscillations
Half wavelength corresponds to:
NETNUST Entry TestPhysicsOscillations
If a body completes 20 vibrations in one minute, its time period will be:
NETNUST Entry TestPhysicsOscillations
A complete circle is equivalent to:
NETNUST Entry TestPhysicsOscillations
In case of spring-mass system, the ratio of the applied force to the displacement is called:
NETNUST Entry TestPhysicsOscillations
Distance covered during one vibration of an oscillating body in terms of amplitude A is:
NETNUST Entry TestPhysicsOscillations
When a mass attached to one end of a spring is displaced through a distance x, the force exerted on the spring is:
NETNUST Entry TestPhysicsOscillations
One vibration is the motion of a vibrating body from:
NETNUST Entry TestPhysicsOscillations
The change in length of the spring in a spring-mass system is directly proportional to:
NETNUST Entry TestPhysicsOscillations
The restoring force is always directed towards:
NETNUST Entry TestPhysicsOscillations
Amplitude is the displacement of the vibrating body from:
NETNUST Entry TestPhysicsOscillations
An oscillating body oscillates due to:
NETNUST Entry TestPhysicsOscillations
An angle of $180^{\circ}$ in circular motion is equivalent to _______ in SHM
NETNUST Entry TestPhysicsOscillations
Displacement of a mass in a vibrating mass-spring system is described as $x=\cos (\frac{\pi}{8})$ t. Its displacement after 2 seconds will be:
NETNUST Entry TestPhysicsOscillations
In SHM, the acceleration is ______ when velocity is ________
NETNUST Entry TestPhysicsOscillations
In the equation $y=A \sin (\omega t+\phi)$, A and $\pi$ respectively donate:
NETNUST Entry TestPhysicsOscillations
A body executing SHM has displacement equal to:
NETNUST Entry TestPhysicsOscillations
$\sin (\omega t+90)$ is equal to:
NETNUST Entry TestPhysicsOscillations
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