Direction (11-015) Fill in the blanks with appropriate answer.
The vibration of a string of length 60cm fixed at both the ends and at rest are represented by the equation
2 SD- Cos 9ot Where x and y are in cm. A man running towards it with a speed 10 m/s. using
t the blank frem question 11 to question 14.
Amplitude of progressive wave by the superposition of which it formed is --
Q2. The maximum number of loop formed is/are.......
Q3. The frequency heard by man when it approaches towards string is.....
14. The tension in string increases times the new frequency becomes....
Q15. Auningfork with a frequency of 440 Hz is played simultaneously with a fork with a frequency of 437
Ha Number of bent will be heard over a period of 10 seconds...
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