Ethan Hunt – 22

15.00

1. What is the oscillation known as if it can be expressed in terms of single harmonic function?
[A] Harmonic oscillation
[B] Functional oscillation
[C] Regular oscillation
[D] None of the above

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2. What is the S.I unit of frequency?
[A] Second
[B] Watt
[C] Hertz
[D] Joule

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3. Which of the following represents angular frequency of a body?
[A] twice the frequency of the body
[B] product of frequency of the body with π
[C] half the frequency of the body
[D] product of frequency of the body with 3 π

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4. Which of these is a physical quantity which completely express the position and direction of motion of the particle?
[A] Frequency
[B] Displacement
[C] Phase
[D] Time period

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5. What is the phase of a vibrating particle at t = 0 known as?
[A] epoch
[B] eon
[C] path difference
[D] period

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6. When are the two particles said to be in same phase?
[A] if the phase difference between them is an even multiple of π
[B] if the path difference is an even multiple of (λ / 2)
[C] if the time interval is an even multiple of (T/ 2)
[D] All of the above

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7. Which of these is correct about Simple Harmonic Motion?
[A] Restoring force is directly proportional to the displacement from mean position
[B] Restoring force is equal to the displacement from mean position
[C] Restoring force is inversely proportional to the displacement from mean position
[D] Restoring force is half of the displacement from mean position

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8. Which of the following about S.H.M is correct?
[A] In S.H.M. acceleration is maximum at extreme position
[B] In S.H.M. velocity is minimum at extreme position
[C] Both a and b
[D] None of the above

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9. In which of the following positions is the potential energy minimum in S.H.M?
[A] Extreme position
[B] Mean position
[C] can be at extreme or mean position
[D] None of the above

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10. In which of the following positions is the kinetic energy maximum in S.H.M?
[A] Extreme position
[B] Mean position
[C] Can be at extreme or mean position
[D] None of the above

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