Resonance
Trending Questions
Q.
The vertical extension in a light spring by a weight of 1 kg suspended from the wire is 9.8 cm. The period of oscillation.
20π sec
2π sec
2π/10 sec
200π sec
Q. A uniform string resonates with a tuning fork, at amaximum tension of 32 N. If it is divided into twosegments by placing a wedge at a distance one-fourth of length from one end, then to resonancewith same ffequency the maximum value of tensionfor string wil3(2) 4 N(4) 16 N(1)2 N8 N
Q. A certain string will resonate to several frequencies the lowest of which is 200 cps what are the next three higher frequencies to which it resonates
Q. Resonance condition occurs when the frequency of external sources matches the natural frequency of the system.
- False
- True
Q. Three tuning forks of frequencies 200, 203 and 207 Hzare sounded together. F ind out the beat frequency.
Q. A particle is performing SHM eith energy of vibration 90J and amplitude 6cm. when the particle reaches at dis†an ce 4cm from mean position, it us stopped for a moment and then released. The new energy of vibration will be ?
Q.
Under what condition angular frequency à ‰' of the damped oscillator would be equivalent to angular velocity à ‰ of the undamped oscillator.
Force applied is small
Damping constant, b is small
Velocity of oscillator is small
Damping constant, b is large
Q. A uniform tube 40 cm long, s†an ds vertically with lower end dipping in to the water.When its length above water is 12 cm, and again when it is 36 cm, the tube resonates to a vibrating tuning fork of frequency 400 Hz.The lowest frequency to which this tube can resonate when taken out of water is nearly
Q. In the resonance tube method, the frequency of the funning fork is 400 Hz. The first resonant length is found to be 18 cm and the second resonant length is found to be 58 cm. The speed of sound measured from this experiment and the end correction will be respectively :
(1)288 m/sec, 1 cm (2)320 m/sec, 2 cm (3)330 m/sec, 2 cm (4)340 m/sec, 1 cm
Q. 16 For a certain organ pipe three successive resonance frequencies are observed at 425, 595 , and 765, Hz respectively, taking the speed of the sound in the air to be 340 m /s the fundamental frequency of the pipe in Hz is
Q. three tuning forks of frequencies 200, 203, and 207 Hz are sounded together.Find out the beat frequenc
Q. the enthalpy of hydrogenation of cyclohexene is -119.5 kj/mol .if the resonance energy of benzene is-150.4 kJ/mol, its enthalpy of hydrogenation would be NOTE: IT IS CYCLOHEXENE NOT CYCLOHEXANE
Q. 52. a block oscillates in SHM with amplitude A .when the block at the extreme position, a particle of mass m is attached to it gently.then find the new amplitude and angular frequency of oscillation
Q. in damped oscillation what happens to frequency and amplitude with increase in tim
Q. A resonant ac circuit contains a capacitor of capacitance 10−6F and an inductor of 10−4H. The frequency of electrical oscillations will be
- 105 Hz
- 10 Hz
- 1052πHz
- 102πHz
Q. A certain string will resonate to several frequencies the lowest of which is 200 cps what are the next three higher frequencies to which it resonates
Q.
how is the formula of the amplitude in forced oscillations derived
Q. A resonant ac circuit contains a capacitor of capacitance 10−6F and an inductor of 10−4H. The frequency of electrical oscillations will be
- 105 Hz
- 10 Hz
- 1052πHz
- 102πHz
Q. a pipe closed at one end and open at the other end resonates witha sound of frequency 135hz and also with 165hz, but not at any other frequency intermediate between two, then the frequency of the fundamental note of the pipe is
Q. Explain driving frequency is the phenomenon of resonance related to forced oscillations
Q. a pipe closed at one end and open at the other end resonates witha sound of frequency 135hz and also with 165hz, but not at any other frequency intermediate between two, then the frequency of the fundamental note of the pipe is
Q. two particle of exceuting shm of same amplitude of 20cm with same period along the same line about same equillibrium position the max dis†an ce between the two is 20cm .their phase difference is
