Description : Which of the following does not produce sound wave? -Physics
Last Answer : the answer I guess is oven.
Description : Can you make a shock wave of light by breaking the light barrier just like supersonic airplanes break the sound barrier? -Physics
Last Answer : Yes and no. It depends on the material you are in. In order to keep things from traveling into the past, and thereby preserve local conservation of mass-energy, and thereby prohibit the universe ... eye, it is detected by cameras and serves as an important tool for scientists studying cosmic rays.
Description : When we hear a sound, we can identify its source from ______. (1) wave length of sound (2) the overtones present in the sound (3) the intensity of sound (4) the amplitude of sound
Last Answer : (2) the overtones present in the sound Explanation: An overtone is any frequency higher than the fundamental frequency of a sound. Using the model of Fourier analysis, the fundamental and the overtones together are called partials.
Description : The quality or tone of a musical sound produced by a stringed instrument depends on – (1) frequency of vibration (2) length of the strings in the instrument (3) Amplitude of vibration (4) wave form of the sound
Last Answer : (4) wave form of the sound Explanation: The timbre or quality of a sound depends on its wave form, which varies with the number of over-tones, or harmonics, that are present, their ... particular musical sound have a different sound from another, even when they have the same pitch and loudness.
Description : Which phenomenon is responsible for the echo of sound wave? (1) Reflection (2) Refraction (3) Interference (4) Polarization
Last Answer : (1) Reflection Explanation: Reflection of sound waves off of surfaces lead to one of two phenomena - an echo or a reverberation. The echo is produced due to hitting of the sound waves with the ... reflected sound wave reaches the ear more than 0.1 seconds after the original sound wave was heard.
Description : Which term is not associated with sound wave? (1) Hertz (2) Decibel (3) Candela (4) Mach
Last Answer : (3) Candela Explanation: Candela is the standard unit of luminous intensity, the luminous power per unit solid angle emitted by a point light source in a particular direction, in the International System of Units. The word candela means candle in Latin.
Description : Quality of a musical note depends on – (1) Fundamental frequency (2) Amplitude of the wave (3) Harmonics present (4) Velocity of sound in the medium
Last Answer : (3) Harmonics present Explanation: Sound "quality" or "timbre" describes those characteristics of sound which allow the ear to distinguish sounds which have the same pitch and loudness. Timbre is mainly ... and the attack-decay envelope of the sound. Harmonic content is the most important of these.
Description : In MRI machine, which one of the following is used? (1) Sound wave (2) X-ray (3) Ultra-sound wave (4) Magnetic wave
Last Answer : (4) Magnetic wave Explanation: Magnetic resonance imaging (MRI), nuclear magnetic resonance imaging (NMRI), or magnetic resonance tomography (MRT) is a medical imaging technique used in radiology t o ... of the property of nuclear magnetic resonance (NMR) to image nuclei of atoms inside the body.
Description : Decibel is the unit used for – (1) Speed of light (2) Intensity of heat (3) Intensity of sound (4) Radio wave frequency
Last Answer : (3) Intensity of sound Explanation: The decibel (abbreviated dB) is the unit used to measure the intensity of a sound. The decibel scale is a little odd because the human ear is incredibly ... of a physical quantity (usually power or intensity) relative to a specified or implied reference level.
Description : Which of the following waves is not a transverse wave? w) a wave traveling on a string x) an electromagnetic wave y) a sound wave
Last Answer : ANSWER: Y -- A SOUND WAVE
Description : What is the wavelength in millimeters of a sound wave whose frequency is 35 KILOHERTZ. Assume the speed of sound is 350 METERS PER SECOND? w) 100 millimeters x) 1,000 millimeters y) 10 millimeters z) 1/10 millimeters
Last Answer : ANSWER: Y -- 10 MILLIMETERS
Description : Of the following, the type of wave that CANNOT be polarized is w) electromagnetic x) light y) sound z) radio
Last Answer : ANSWER: Y -- SOUND
Description : Sound waves are an example of what type of wave?
Last Answer : ANSWER: COMPRESSIONAL or LONGITUDINAL
Description : If viewed on an oscilloscope, the loudness of a sound wave would be associated with the wave's: w) frequency x) wavelength y) velocity z) amplitude
Last Answer : ANSWER: Z -- AMPLITUDE
Description : Quality of a musical note depends on (1) Fundamental frequency (2) Amplitude of the wave (3) Harmonics present (4) Velocity of sound in the medium
Last Answer : Harmonics present
Description : The quality or tone of a musical sound produced by a stringed instrument depends on (1) frequency of vibration (2) length of the strings in the instrument (3) Amplitude of vibration (4) wave form of the sound
Last Answer : wave form of the sound
Description : Which phenomenon is responsible for the echo of sound wave? (1) Reflection (2) Refraction (3) Interference (4) Polarisation
Last Answer : Reflection
Last Answer : Candela
Description : In MRI machine, which one of the following is used? (1) Sound wave (2) ‘X’-ray (3) Ultra-sound wave (4) Magnetic wave
Last Answer : Magnetic wave
Description : Decibel is the unit used for (1) Speed of light (2) Intensity of heat (3) Intensity of sound (4) Radio wave frequency
Last Answer : Intensity of sound
Description : When you wave your finger in front of your lips while humming to make a funny sound,..is there a name for this action!
Last Answer : I believe that action is called bagel-facing.
Description : through which one of the following mediums is the velocity of a sound wave the greatest? -General Knowledge
Last Answer : The velocity of a sound wave is the greatest in steel.
Description : What is the term for the area of wave compressions produced by sounds from object moving faster than the speed of sound?
Last Answer : sound barrier
Description : How many meters does sound wave travel through water per second ?
Last Answer : Sound waves travel 1,465 meters per second through water .
Description : What is a sound wave of 125hz and the speed of 5000 ms?
Last Answer : It is sound travelling through a dense medium, like iron, forexample.
Description : What The characteristics of a sound wave that we hear as pitch is the?
Last Answer : Frequency
Description : How does the sound wave reach bryony from the stereo system?
Last Answer : Feel Free to Answer
Description : What is the differ between compression and rarefaction in sound wave?
Description : What is the period of a sound wave with 200hz?
Last Answer : What is the answer ?
Description : How is a possible for a sound wave to transmit energy but not matter?
Last Answer : Sound wave's transmit energy and not matter because soundtravels from particle to particle transferring only energy. That iswhy when sound travels only the energy travels and the particlesjust collide with each other but stay in their positions.
Description : What is Height of a sound wave called?
Last Answer : It's the Acoustic Definition of Amplitude.The height of the sound wave is called its amplitude.
Description : Pitch describes how high or low a sound is. The pitch of a sound is most dependent upon the of the sound wave.?
Last Answer : frequency
Description : The velocity of sound wave is highest
Last Answer : In Solid
Description : What is “Acoustics”: A. Science of Waves B. Science of Sound C. Science of Light D. Science of Electromagnetic Wave System
Last Answer : ANSWER: B
Description : What is the frequency of a 2-cm sound wave in sea water at 25˚C? A. 76 kHz B. 76 Hz C. 76 MHz D. 76 mHz
Last Answer : A. 76 kHz
Description : The following are true about cardiac contraction: a. the P wave initiates the atrial contraction b. atrial contribution to ventricular filling is most effective at fast heart rate. c. b wave is generated by atrial contraction d. fourth heart sound occurs during atrial contraction
Last Answer : fourth heart sound occurs during atrial contraction
Description : The speed of a sound wave in a gas is analogous to the speed of (A) An elementary wave in an open channel (B) Flow in an open channel (C) A disturbance travelling upstream in moving fluid (D) None of these
Last Answer : (A) An elementary wave in an open channel
Description : 08. The ratio of velocity of fluid in an undisturbed stream to the velocity of sound wave is known as Mach number. A) Yes B) No
Last Answer : A
Description : A sound wave that is reflected back toward the source is known as what type of sound?
Last Answer : Echo.
Description : Define the term 'sample rate'. A. Snapshots of sound are taken as the wave cannot be represented as a series of continuous changes. B. The number of samples taken each second C. The number of bits used per second of audio D. The number of bits available for each clip
Last Answer : B. The number of samples taken each second