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A vibrator makes 150 cm of a arting vibr...

A vibrator makes 150 cm of a arting vibrate in 6 loops in the longitudinal arrangement when it is stretched by 15 g. The entire length of the string is then weighed and is found to weigh 500mg.What is the frequency of the vibrator ? Wjat is the sidtance beween two nodes?

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The correct Answer is:
84 Hz, `25xx10^(-2)m`
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NN GHOSH-VIBRATIONS OF STRING-EXERCISE
  1. Ordinary cotton thread, 200cm of which weight 1g, is used in Melde's e...

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  2. In Melde's ecperiment a srting is found to vibrate in 8 loops and the ...

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  3. A vibrator makes 150 cm of a arting vibrate in 6 loops in the longitud...

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  4. A string in Melde's experiment in the transverse arrangement vibrates...

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  5. A bridges is placed under the string the of a monochord at a point ne...

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  6. A wire of density 9000kgm^(-3) is stretched two clamps 2 m apart and i...

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  7. With what force must a wire of radius 1 mm be stretched so that the ve...

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  8. If n(1), n(2 ) "and" n(3) are the fundamental frequencies of three seg...

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  9. A metal wire of diameter 1 mm is held on two knife edges by a distance...

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  10. An aluminium wire of length 0.6 m and cross sectioal are and length 0....

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  11. Two wires of radii r and 2 r are welded together end to end . The comb...

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  12. A string 120 cm in length sustains a standing wave, with the points of...

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  13. A srting of length l hangs freely from a rigid support under its own ...

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  14. A string tensioned by 4.5kg resonates at two consecutive frequencies 4...

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  15. A string of length l and mass m is fixed at both ends with tension t a...

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  16. A non-uniform wire of length l and mass M has a variable linear mass d...

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  17. A uniform circular hoop of string is rotating clockwise in the absence...

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  18. One end of a string of length 120 cm is tied to a peg and other is att...

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  19. A wire of length l is kept just taut horizontally between two walls.A ...

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  20. A wire of length 1 m is clamped between two support 1.01 m apart It vi...

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