Toggle navigation
Home
KPSC Previous Question Papers
Article Category
kerala psc
upsc
General
Popular Pages
Multiple Choice Question in non-verbal-reasoning-grouping-of-images
Multiple Choice Question in aptitude-compound-interest
Multiple Choice Question in engineering-mechanics-kinetics-of-a-particle-impulse-and-momentum
Multiple Choice Question in database-database-redesign
Question Answer in malayalam-kerala-psc-questions
Multiple Choice Question in malayalam-kerala-psc-questions
Multiple Choice Question in 035/2016
Multiple Choice Question in current-affairs-2017-03-05
Multiple Choice Question in electronic-devices-bipolar-junction-transistors
Question Answer in Malayalam General Knowledge
Question Answer in KERALA PSC
Multiple Choice Question in KERALA PSC
Question Answer Bank
Multiple Choice Question Bank
Question Answer Category
Multiple Choice Question Category
Home
->
Multiple Choice Questions
Question Set
general knowledge physics
1. Sound of frequency below 20 Hz is called
(A): audio sounds
(B): infrasonic
(C): supersonics
(D): ultrasonic
Previous Question
Show Answer
Next Question
Add Tags
Report Error
Show Marks
Ask Your Doubts Here
Type in
(Press Ctrl+g to toggle between English and the chosen language)
Post reply
Comments
Show Similar Question And Answers
QA->Sound of frequency below 20 Hz is called?....
QA->Sound produced at a point is heard by a person after 5 second, while the same sound is heard by another person after 6 seconds. If the speed of sound is 300 m/s, what could be the maximum and minimum distances between the two persons?....
QA->When mechanical waves have a frequency below the audible range it is known as?....
QA->Frequency of audible sound is?....
QA->The device used to convert audio frequency signals into sound?....
MCQ->A 300 Hz sound wave of intensity 20 dB is transmitted by a 1500 kHz radio wave by frequency modulation. It is seen that instantaneous frequency varies between 1500.2 kHz and 1499.8 kHz, 300 times a second. If the intensity of sound wave is 100 dB.....
MCQ->Sound waves travel at 300 m/s. Sound produced at a point is heard by a person after 5 seconds while the same sound is heard by another person after 6 seconds. What could be the maximum and minimum distances between the two persons?....
MCQ->A certain sound has 10000 times more energy than another sound. The number of times it would sound stronger to a listener is....
MCQ->Sound produced at a point is heard by a person after 5 second, while the same sound is heard by another person after 6 seconds. If the speed of sound is 300 m/s, what could be the maximum and minimum distances between the two persons?....
MCQ->The frequency at which magnitude of closed loop frequency response is 3 dB below its zero frequency value is called critical frequency.....
×
×
Type The Issue
×
Your Marks
Terms And Service:We do not guarantee the accuracy of available data ..We Provide Information On Public Data.. Please consult an expert before using this data for commercial or personal use | Powered By:Omega Web Solutions
© 2002-2017 Omega Education PVT LTD...
Privacy
|
Terms And Conditions
Question ANSWER With Solution