

MCQOPTIONS
Saved Bookmarks
1. |
The diagram shows the positions of the air particles due to propagation of sound, represented by straight lines, at a particular instant from P to Q. Which of the following statements correctly depicts the pressure variation with respect to distance? |
A. | The lines which are closed to one another represent rarefaction which is a low pressure region. |
B. | The lines which are far apart from one another represent compression which is a low pressure region. |
C. | The lines which are far apart from one another represent rarefaction which is high pressure region. |
D. | The lines which are closed to one another represent compression which is a high pressure region. |
Answer» E. | |