Numeric Questions Only
This quiz contains only numeric questions with tolerance values (±).
| Question | Correct Value | Tolerance (±) |
|---|---|---|
| What is the typical beam width (in degrees) for a narrow-beam sonar? | 15 | 2 |
| What is the maximum detection range (in meters) for a standard hull-mounted sonar? | 5000 | 500 |
| What pulse length (in milliseconds) is typical for a medium-range sonar? | 10 | 2 |
| At what depth (in meters) does the thermocline typically occur in temperate waters? | 50 | 10 |
| What is the speed of sound in seawater (in m/s)? | 1500 | 50 |
| At what frequency (in kHz) does a typical hull-mounted sonar operate? | 5 | 0.5 |