Survey Maker Survey Templates Contact Privacy & Security

RP 33 Ch.10-Ch.12

A vibrant underwater scene illustrating sonar technology in action, featuring waves, sound waves emanating from a sonar device, and marine life in a clear ocean environment.

Sonar Science Quiz

Test your knowledge of sonar principles with this engaging quiz! This quiz covers key concepts from RP 33, Chapters 10 to 12, providing an opportunity to enhance your understanding of sonar technology.

Whether you're a student, educator, or just a curious mind, you'll find value in these challenging questions:

Active sonar equations
Signal-to-background-noise ratio
Sound attenuation
Electromagnetic energy in water

7 Questions2 MinutesCreated by DivingWave451

Select the active sonar equation.

SE = SL + TS - RD - LE - 2PL

SE = SL + TS + RD - LE - PL

SE = SL - TS - RD - LE - 2PL

SE = SL + TS + RD + LE + 2PL

_______ is defined as the signal-to- background-noise ratio required at the sonar reciever to enable an operator to recognize the presence of a signal 50% of the time.

Signal excess

Source level

Recognition differential

Target strength

The reduction in sound intensity (dB/kyd) caused by the absorption and scattering of sound in water is known as ________.

Afternoon effect

Attenuation

Band level

Bottom interaction

_____ is a form of electromagnetic energy that is selectively absorbed in water according to its color and wavelength.

X-ray

Sound

Light

Wavelength

The intensity of bioluminescence is less in the open ocean than nearshore.

True

False

The depth in the water at which a refracted sound ray becomes horizontal is known as ______.

Turbulence

Vertex sound speed

Vertex depth

Turbulent depth

The grazing angle of a sound wave with the sea bottom at which total relfection occurs is known as _______.

Critical depth

Correlation

Critical angle

Continental slope

{"name":"RP 33 Ch.10-Ch.12", "url":"https://www.quiz-maker.com/QPREVIEW","txt":"Test your knowledge of sonar principles with this engaging quiz! This quiz covers key concepts from RP 33, Chapters 10 to 12, providing an opportunity to enhance your understanding of sonar technology.Whether you're a student, educator, or just a curious mind, you'll find value in these challenging questions:Active sonar equationsSignal-to-background-noise ratioSound attenuationElectromagnetic energy in water","img":"https:/images/course8.png"}