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प्रश्न
What is meant by periodic motion? Give any two examples, for periodic motion.
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उत्तर
Periodic motion: Any motion which repeats itself in a fixed time interval is known as periodic motion.
Examples: Hands in a pendulum clock, a swing of a cradle.
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संबंधित प्रश्न
Choose the correct option:
A particle performs linear S.H.M. starting from the mean position. Its amplitude is A and time period is T. At the instance when its speed is half the maximum speed, its displacement x is ______.
A particle performing linear S.H.M. of period 2π seconds about the mean position O is observed to have a speed of `"b" sqrt3` m/s, when at a distance b (metre) from O. If the particle is moving away from O at that instant, find the time required by the particle, to travel a further distance b.
The period of oscillation of the simple pendulum increases by 20 %, when its length is increased by 44 cm. find its initial length.
A particle performs simple harmonic motion with period of 3s. The time taken by It to cover a distance equal to half the amplitude from mean position is [sin 30° = 0.5]
A body of mass 64 g is made to oscillate turn by turn on two different springs A and B. Spring A and B has force constant 4 `"N"/"m"` and `16 "N"/"m"` respectively. If T1 and T2 are period of m oscillations of springs A and B respectively, then `("T"_1 + "T"_2)/("T"_1 - "T"_2)` will be ______.
The pointer reading v/s load graph for a spring balance is as given in the figure. The spring constant is ______.
A particle starting from mean position oscillates simple harmonically with period 4 s. After what time will its kinetic energy be 75% of the total energy?
`( cos 30° = sqrt(3/2))`
In an oscillator, for sustained oscillations, Barkhausen criterion is Aβ equal to ______.
(A = voltage gain without feedback and β feedback factor)
If KS and KP respectively are effective spring constants in series and parallel configurations of springs as shown in the figure. Find `K_S/K_P`.
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| (i) | (ii) |
Define the term oscillation.
