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Oscillation NEET Questions. We covered all the Oscillation NEET Questions in this post for free so that you can practice well for the exam.
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Oscillation NEET Objective Questions for Students
The resonance curve is very sharp when
a) The ‘Q’ factor is small
b) The ‘Q’ factor is medium
c) The ‘Q’ factor is high
d) The ‘Q’ factor is constant
Option c – The ‘Q’ factor is high
Two systems have the same resonance frequency. If their Quality factors are in the ratio 1 : 2, the ratio of their relaxation times is
a) 2 : 1
b) 1 : 2
c) 1 : 4
d) 4 : 1
Option b – 1 : 2
If the decay modulus of energy stored is 0.5, the relaxation time is
a) 0.5 s
b) 0.25 s
c) 1 s
d) 2 s
Option b – 0.25 s
The vibration of a system cannot be excited and it returns slowly in
a) Resonance
b) Critical damping
c) Overdamping
d) No damping
Option c – Overdamping
The amplitude and velocity of a simple harmonic oscillator are maximum in
a) Overdamping
b) Critical damping
c) Resonance
d) No damping
Option c – Resonance
The amplitude of a damped vibration decreases with time
a) Directly proportional to time
b) Inversely proportional to time
c) Exponentially
d) Sinusoidally
Option c – Exponentially
The relaxation time is defined as the time in which the energy of vibration reduces to
a) 36.8% of its initial value
b) 50% of its initial value
c) 75% of its initial value
d) 80% of its initial value
Option a – 36.8% of its initial value
The rate of decay of amplitude in a damped vibration depends on
a) force constant
b) Phase
c) Frictional force
d) Velocity of sound
Option c – Frictional force
In the above situation, the corresponding ‘Q’ factor is
a) 3
b) 30
c) 15
d) 20
Option b – 30
We covered all the Oscillation NEET Questions above in this post for free so that you can practice well for the exam.
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