Physics GK 14 - Simple Harmonic Motion (SHM)

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1).
What is the oscillation known as if it can be expressed in terms of single harmonic function?
2).
What is the S.I unit of frequency?
3).
Which of the following represents angular frequency of a body?
4).
Which of these is a physical quantity which completely express the position and direction of motion of the particle?
5).
What is the phase of a vibrating particle at t = 0 known as?
6).
When are the two particles said to be in same phase?
7).
Which of these is correct about Simple Harmonic Motion?
8).
Which of the following about S.H.M is correct?
9).
In which of the following positions is the potential energy minimum in S.H.M?
10).
In which of the following positions is the kinetic energy maximum in S.H.M?
11).
What are the oscillations of a body whose amplitude goes on decreasing with time called as?
12).
What is the oscillation in which the loss of oscillator is compensated by the supplying energy from an external source known as?
13).
What are those oscillations whose amplitude goes on decreasing with time are known as?
14).
What happens to the time period of a spring pendulum based clock kept on the earth when it is taken to moon?
15).
What is the relationship between mass and time period of a spring pendulum?
16).
What happens to the frequency of the pendulum if it is suspended from the ceiling of the lift moving up ward with constant acceleration?
17).
What happens to the frequency of the pendulum if it is suspended from the ceiling of the lift moving downward with acceleration equal to acceleration due to gravity ?
18).
What is second's pendulum?
19).
What is the length of second's pendulum?
20).
What happens to the time period of the simple pendulum if the solid bob is replaced by a hollow sphere of same radius but half the mass?
21).
What is the relationship between the time period and effective length of a simple pendulum?
22).
What is the effect of rise of temperature on the time period of a simple pendulum?
23).
By what phase angle the velocity is ahead of displacement in S.H.M?
24).
What will be the spring constant of each part if the spring of force constant k is divided in to n equal parts?
25).
What is the relationship between the spring constant k and the spring length in case of spring pendulum?
26).
Which of these means opposite phase of particles?
27).
What do we call the distance of particle from the mean position at that instant in S.H.M?
28).
What do we call a motion which repeat itself over and over again after a regular interval of time?
29).
Which of these is NOT an example of Periodic motion?
30).
What is the motion in which a body moves to and fro repeatedly about a fixed point in a definite interval of time known as?
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
2. What is the S.I unit of frequency?
[A] Second
[B] Watt
[C] Hertz
[D] Joule
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
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
5. What is the phase of a vibrating particle at t = 0 known as?
[A] epoch
[B] eon
[C] path difference
[D] period
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
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
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
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
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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