Q&A

1. A motion of 1 1/4 vibrations is shown as the following successive motion...
• A-B-C-B-A-B
2. Which part is considered as the amplitude?
• 
  
3. If the same pendulum moves as a-b-c-b-a-b, its motion performs…
• A-B-C-B-A-B-C
4. The number of vibrations performed in every second is…
• The frequency
5. If 120 vibrations happen in one minute, the correct statement is...
• its period is 1/2 seconds
6. A period of a swing is 5 seconds in every minute, the pendulum will perform...
• 12 swings
7. If in 1 over 4 seconds the ruler moves in the B-C-B-A pattern, period of the vibration made by the ruler is…
• 3/4 seconds
8. If the frequency of a vibration is 350 Hz, the period of such a vibration is...
• 1/350 seconds
9. A pendulum performs swings with a frequency 40 Hz. The number of vibrations that it can make within 3 minutes is…
• 7,200
10. If 18,000 waves are performed in 4 minutes, then…
• the period of the wave is 1/75 seconds
11. 1 1.2 wave --> t= 0.5 s What is the frequency of the wave?
• 3 Hz
12. The frequency of a wave is 300 Hz. If the velocity of the wave is 900 m/s, the wavelength is…
• 3 m
13. The length of two transverse waves is 2 m and 2x the wavelength is 3 m.
• The following statements are related to that statement.
• 1. The amplitude of the wave is 4 m.
• 2. The wavelength is 5 m.
• 3. The velocity of the wave is 100 m/s
• If the frequency of the wave is 100 Hz, the correct statement(s) are/is 
• only 3
14. If the vibration direction is perpendicular to the direction of wave propagation, it means that the wave is a...
• transverse wave
15. The velocity of a wave is 150 m/s and its frequency is 300 Hz. The wavelength is...
• 0.5 m
16.  Sound propagates in the air with a speed 600 m/s. If the frequency of the keynote a is 150 Hz, then the wavelength is…
• 4 m