SONAR uses sound waves of which type for locating underwater objects?
Aultrasonic
Baudible
Cinfrasonic
Delectromagnetic
Answer & Solution
Correct answer: A. ultrasonic
SONAR works with high-frequency ultrasonic pulses in water.
Related questions
The second basic principle of preventing infectious disease, keeping the immune system worThe basic key to prevention of infectious diseases is:The recruitment of immune cells to infected tissue, causing swelling, pain and fever, is:The virus causing Japanese encephalitis, entering through a mosquito bite, infects the:Typhoid-causing bacteria entering through the mouth stay in the:Female mosquitoes bite because they need blood to:Animals like mosquitoes that carry infecting agents from a sick person to another host areAntibiotics do not work against viral infections because viruses: