Guitar Strings
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A tuning fork produces . with a sonometer wire of lengths and , other factors remaining unchanged. The frequency of the tuning fork is
The frequency of the fundamental note in a wire stretched under tension is If the tension is increased to , then the frequency of the fundamental note will be
A 1.00×10−20 kg particle is vibrating with simple harmonic motion with a period of 1.00×10−5 sec and a maximum speed of 1.00×103 m/s. The maximum displacement of the particle is
1.59 mm
10 m
None of these
1.00 m
- 16:9:4:1
- 4:3:2:1
- 1:4:2:16
- 1:2:3:4
- 30 cm and 90 cm
- 40 cm and 80 cm
- 60 cm and 90 cm
- 30 cm and 60 cm
A particular guitar wire is 30.0 cm long and vibrates at a frequency of 196 Hz when no finger is placed on it. The next higher notes on the scale are 220 Hz, 247 Hz, 262 Hz and 294 Hz. How far from the end of the string must the finger be placed to play these notes?
26.7 cm, 23.8 cm, 22.4 cm, 20.0 cm
30 cm, 20 cm, 10 cm, 5 cm
23.8 cm, 22.4 cm, 20 cm, 10 cm
none of these