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A sonometer wire supports a 4 kg load an...

A sonometer wire supports a 4 kg load and vibrates in fundamental mode with a tunig fork of frequency 416 Hz. The length of the wire between the bridges is now doubled. In order to maintain fundamental mode, the load should be changed to

A

1 kg

B

2 kg

C

8 kg

D

16 kg

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The correct Answer is:
D
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HC VERMA-WAVE MOTION AND WAVES ON A STRING-Objective -1
  1. Which of the following equations represents as wave travelling along Y...

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  2. The equation y=Asin^2(kx-omegat) represents a wave motion with

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  3. Which of the following is a mechanical wave?

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  4. A cork floting in a clam pond executes simple harmonic motion of frequ...

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  5. Two strings A and B made of same material are stretched by same tensio...

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  6. both the strings , shown in figure are made of same material and have ...

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  7. Velocity of sound in air is 332 ms^-1. Its velocity in vacuum will be

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  8. A wave pulse, travelling on a two piece string, gets partically reflec...

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  9. Two waves represented by y=asin(omegat-kx) and y=acos(omegat-kx) are s...

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  10. Two wires A and B, having identical geometricla construction, are stre...

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  11. Consider two waves passing through the same string. Principle of super...

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  12. Two wave pulses travel in opposite directions on a string and approach...

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  13. Two periodic waves of amplitudes A1 and A2 pass though a region. If A1...

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  14. Two waves of equal amplitude A, and equal frequency travel in the same...

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  15. Two sine waves travel in the same direction in a medium. The amplitude...

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  16. The fundamental frequency of a string is proportional to

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  17. A tuning fork of frequency 480Hz is used to vibrate a sonometer wire h...

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  18. A tuning fork of frequency 480 Hz is used to vibrate a sonometer wire ...

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  19. A sonometer wire of length l vibrates in fundamental mode when excited...

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  20. A sonometer wire supports a 4 kg load and vibrates in fundamental mode...

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