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A string when attached by a weight of 4 ...

A string when attached by a weight of 4 Kg weight give a note of frequency 256.What will produce an octave of this note?

A

4 Kg wt

B

16 Kg wt

C

2 Kg wt

D

24 Kg wt

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The correct Answer is:
B
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BINA LIBRARY-WAVES-EXERCISE
  1. The equation of a stationary wave is y=10 sin((pix)/4)cos20pit.Distanc...

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  2. The length of a string tied to supports is 40 cm.Maximum wave length o...

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  3. The tension and diameter of a sonometer wire of fundamental frequency ...

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  4. The cylindrical tube open at both ends has fundamental frequency f in ...

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  5. A progressive wave is represented by

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  6. A sine wave travelling to right is represented by the equation y=asin(...

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  7. A transverse wave is represented by the equation y=y0sin2pi(vt-x/lambd...

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  8. Which of the following remains unchanged,when the wave propagates from...

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  9. The equation of a wave is y = 20 sin(100pit-0.08pix)cm.The frequency o...

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  10. The equation of a wave is y = 3 cospi(100t-x) cm.its wavelength is

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  11. In a sonometer, the waves produced are

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  12. If the tension of the wire is increased four times and its length redu...

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  13. A string when attached by a weight of 4 Kg weight give a note of frequ...

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  14. A closed organ pipe and a open organ pipe have their first overtone id...

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  15. The velocity of sound in air is 332 m/s.The frequency of the fundament...

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  16. Transverse wave of the same frequency are generated in two steel wires...

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  17. If the distance between the source and the observer is doubled,the int...

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  18. Doppler's effect is exhibited by

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  19. Ultrasonic waves are

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  20. Production of beat is due to

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