Question

utvII. Fill in the blanks.1. Sound is produced by a ...... body.2. The relation between the frequency (v) and timeperiod (T) of a sound wave is .......3. A medium carrying a sound wave receivescompression pulses every 0.01 s. The time period ofthe wave is ..... and the frequency of the source is ........4. A sound of frequency less than 20 Hz is called ...sound.5. The loud, sharp sound heard when a supersonicaircraft flies overhead is called .......6. The property of ultrasound used to detect flaws inmetals is its good .......7. The cochlea has sensory cells called .......8. In the human ear, the hammer is connected to theeardrum on one side and to the ...... on the other.​

Answer 1

Answer:

1. Vibrating body

2.t=1/f here t=Time and f=frequency

3.

4.infrasonic

5.SonicBoom

6. Wavelength ( Not accurate)

7. Hair Cells

8. Anvil