| 1 |
The difference between the loudness of faintest audible sound and loudness of another sound is called: |
- A. Pitch of sound
- B. Quality of sound
- C. Sound level
- D. Intensity of sound
|
| 2 |
<p class="MsoNormal">In simple harmonic motion, the acceleration of the body
is…………. Proportional to the displacement.<o:p></o:p></p> |
- A. <p class="MsoNormal">Inversely<o:p></o:p></p>
- B. <p class="MsoNormal">Directly<o:p></o:p></p>
- C. <p class="MsoNormal">Equally<o:p></o:p></p>
- D. <p class="MsoNormal">Ration<o:p></o:p></p>
|
| 3 |
How does sound travel from its source to your ear? |
- A. Byc changes in air pressure
- B. By vibration in wires or strings
- C. By electromagnetic waves
- D. By infrared waves
|
| 4 |
Old people can not hear sound above then _____ Hz |
- A. 1000
- B. 15000
- C. 20000
- D. 10000
|
| 5 |
Which is an example of a longitudinal wave? |
- A. Sound wave
- B. Light wave
- C. Radio wave
- D. Water wave
|
| 6 |
<p class="MsoNormal">The waves, which are used to detect the broken bones are
called:<o:p></o:p></p> |
- A. <p class="MsoNormal">Light waves<o:p></o:p></p>
- B. <p class="MsoNormal">x-rays<o:p></o:p></p>
- C. <p class="MsoNormal">sound waves<o:p></o:p></p>
- D. <p class="MsoNormal">both b and c<o:p></o:p></p>
|
| 7 |
<p class="MsoNormal">The energy is transferred from one place of another:<o:p></o:p></p> |
- A. <p class="MsoNormal">through matter<o:p></o:p></p>
- B. <p class="MsoNormal">through waves<o:p></o:p></p>
- C. <p class="MsoNormal">both a and b<o:p></o:p></p>
- D. <p class="MsoNormal">through vacuum<o:p></o:p></p>
|
| 8 |
<p class="MsoNormal">1 KB = :<o:p></o:p></p> |
- A. <p class="MsoNormal">1024 bytes<o:p></o:p></p>
- B. <p class="MsoNormal">1024 KB<o:p></o:p></p>
- C. <p class="MsoNormal">1024MB<o:p></o:p></p>
- D. <p class="MsoNormal">None of these<o:p></o:p></p>
|
| 9 |
The loudness of sound is most closely related to its: |
- A. Freqeucy
- B. Period
- C. Wavelength
- D. Amplitude
|
| 10 |
High pitch means: |
- A. High wavelength
- B. High frequency
- C. High time period
- D. High energy
|
