Q. China and France, started an underground nuclear testing in

View solution

Q. Higher sounds are mostly due to oscillations of bubbles in the

View solution

Q. Wind blowing produces sounds in water, ranges between

View solution

Q. Sonar is used for scientific research and

View solution

Q. Sources of sound in Ocean, examplified as

View solution

Q. Thunder and lightning raises noise level around

View solution

Q. Sonar is used to locate and assess fish shoals, in order to

View solution

Q. Passive sonar, functioning as detecting acoustic signal in

View solution

Q. Source levels for fish tracking ranges between

View solution

Q. In water, seismic eruptions raises noise up to

View solution

Q. Marine mammals, such as dolphins and whales, producing sound ranges from

View solution

Q. Acoustic Harassment Devices (AHDs), performing function in warning marine

View solution

Q. Low frequency sonars are used for broad

View solution

Q. AHDs stands for

View solution

Q. All commercial vessels are equiped with

View solution

Q. High-frequency sonar has a frequency up to

View solution

Q. Noise from ships originates from propellers and

View solution

Q. Scientific usage, working on detection of fishes, estimation of biomass and

View solution

Q. Almost, 33% of pollution, originated in the

View solution

Q. Major parts of all pollutants, originated in

View solution