Description : The SI unit of frequency is _______. a)metre b)seconds c) hertz d)pascal
Last Answer : c) hertz
Description : Loud sound can travel a larger distance due to a)higher amplitude b)higher energy c)higher frequency d)high speed
Last Answer : a)higher amplitude
Description : Higher the frequency greater will be ________. a)pitch b)loudness c)amplitude d)infrasound
Last Answer : a)pitch
Description : The amplitude of a wave is ______. (i) the distance the wave moves in one second (ii). the distance the wave moves in one time period of the wave (iii) the maximum distance moved by the medium particles on either side of the mean position* (iv) the distance equal to one wave length
Last Answer : iii) the maximum distance moved by the medium particles on either side of the mean position*
Description : In under damped vibrating system, if x 1 and x 2 are the successive values of the amplitude on the same side of the mean position, then the logarithmic decrement is equal to A x 1 /x 2 B log (x 1 /x 2 ) C loge (x 1 /x 2 ) D log (x 1 .x 2 )
Last Answer : C loge (x 1 /x 2 )
Description : In under damped vibrating system, if x 1 and x 2 are the successive values of the C amplitude on the same side of the mean position, then the logarithmic decrement is equal to ( A ) x 1 /x 2 ( B ) log (x 1 /x 2 ) ( C ) loge (x 1 /x 2 ) ( D ) log (x 1 .x 2 )
Last Answer : ( C ) loge (x 1 /x 2 )
Description : In under damped vibrating system, if x1 and x2 are the successive values of the amplitude on the same side of the mean position, then the logarithmic decrement is equal to a) x1/x2 b) log (x1/x2) c) ln (x1/x2) d) log (x1.x2)
Last Answer : c) ln (x1/x2)
Description : In under damped vibrating system, if x 1 and x 2 are the successive values of the amplitude on the same side of the mean position, then the logarithmic decrement is equal to a) x 1 /x 2 b) log (x 1 /x 2 )c) loge (x 1 /x 2 ) d) log (x 1 .x 2 )
Last Answer : b) log (x 1 /x 2 )
Description : The maximum displacement of the particle on either side of the equilibrium position is called
Last Answer : amplitude.
Description : What are the materials that reflect sound maximum? Could you mention all the materials used to reflect sound?
Last Answer : Sound reflection is best achieved with smooth, dense, non-porous materials. Sound dampening is best attained by soft, uneven, porous materials.
Description : The advantage of critical damping is A. That vibrating body come to rest in smallest possible time B. There is no vibration C. That amplitude of vibration is maximum D. The amplitude of vibration is minimum
Last Answer : A. That vibrating body come to rest in smallest possible time
Description : Pick up the correct statement from the following: (A) Frequency is the number of wave crests passing a fixed point in one second (B) Frequency of a wave is measured in Hertz (Hz) (C) Amplitude of a wave is the height of its crust from the mid-point (D) All of these
Last Answer : Answer: Option D
Description : To hear distinct echo each time interval between original sound and reflected sound must be a)0.2sec b)1sec c)2sec d)0.1sec
Last Answer : d)0.1sec
Description : Why isn't the sound working on my Facebook?
Last Answer : What operating system and/or browser are you running Facebook on?
Description : How would you describe your genuine, full blown laugh?
Last Answer : Loud and very infectious ! !
Description : How do you pronounce 'H'?
Last Answer : Aytch.
Description : What sound does typing make?
Last Answer : I don’t really think there is anything else that sounds like typing, or if there is, it’s been long forgotten. It’s a pretty specific sort of sound.
Description : What do you hear when you open your windows at night?
Last Answer : answer:I hear geese. I live near a lake. There are horses on the other side of the street. Once in a while I will hear a horse. I will hear cars up the hill, too. At night there are not many cars at all, as I live on a rural route.
Description : What sounds do wolves make when happy?
Last Answer : Aren’t they renowned for howling?
Description : Where does sound go?
Last Answer : I would think that sound waves would be like a ripple in a lake - that they run their course, flatten out and die. But it's a good question. I would have the same question about light. If I shine a flashlight ... keep going? I have heard it said that it does, but if that is true, why can't I see it.
Description : Do temperature and humidity affect noise conductivity through air?
Last Answer : I live near a highway and I notice that fog (humidity+low temperature) seems to attenuate the noise. I also wonder if temperature differences sometimes bend the sound to pass over my house.
Description : What are some life tips for people who are sensitive to sound and vibration?
Last Answer : answer:Researcher for an academician LIbrarian Forest Ranger Gardener for a large estate
Description : Do you think the POTUS and FLOTUS mind being called that?
Last Answer : Is it just me, or are POTUS and FLOTUS a bit funky sounding? Funky as in cool or funky as in degrading? Personally I like the acronyms POTUS (though I never actually say it). I'm not seeing the ... caring/minding what they are called (POTUS/FLOTUS) since they know exactly who they are . I hope.;-)
Description : What funny/weird/interesting/lunatic observation have you made recently?
Last Answer : Whenever I try to be serious, everyone laughs Whenever I try to be funny, no one laughs
Description : Why can I not click on the volume icon in some Youtube videos?
Last Answer : answer:I haven’t encountered that. Do you have a link to the video?
Description : "W = double U". Why U and not V?
Last Answer : Because when the letter was written, both upper and lower case, it was round, not pointy. http://www.grundschulmaterial.de/inhalte/de/Klasse14/Deutsch/Klasse%201/Schreiblehrg%C3%A4nge/Nachspurbilder/Schreibschrift%20LAS/PRV-LAS-W-gr-19171.jpg
Description : How do I get the sound on the video for a Kodak Easy Share C1450 camera?
Last Answer : I can’t seem to get sound from the video.
Description : What do you think the growing hummm sounds heard through out the world are?
Last Answer : Well, there’s really only one explanation….
Description : My computer sometimes makes a sound, even when I set it to mute?
Last Answer : That sounds like a problem for sure. I would doubt it is a setting. And I don’t think it would matter if it was muted or not. I’ve never heard the “start” sound four times in a row or when it was not opening. Was it doing that before you played with the settings? did you try resetting the defaults?
Description : What is wrong with the system sounds on my laptop?
Last Answer : The volume controls have a mixer, and yours may be set up wonky. RIght-click your volume control in the taskbar and see if you didn’t turn down only the system sounds.
Description : What is your favorite loud sound?
Last Answer : I don’t think I have a favorite, but I do enjoy the sound of aircraft taking off. I guess I’m going to go with a space shuttle launching.
Description : Have you experienced a wonderful physical sensation recently, other than a visual one?
Last Answer : I went out into the middle of a cornfield in a heavy thunderstorm/high winds. That made my nipples hard. I was pelted with rain and absolutely soaking wet.
Description : Do we hear sounds differently from each other?
Last Answer : answer:It's hard to say what is cultural or learned, and what is innate hearing difference. I worked with a man who was born in China, and is a Chinese musician; much of what he plays and listens to is ... the voice of an angel, a friend relieved them of that error by saying yes, a Hell's Angel.
Description : Are you more likely to hear your upstairs neighbor than your downstairs neighbor?
Last Answer : answer:I lived in apartments for one year and while I often heard noise from upstairs, I don't ever remember hearing noise from downstairs. But then, I don't know if it was because my downstairs neighbour was ... >.< I didn't get any of those noises from downstairs but I'm sure they got mine.
Description : XBOX and HDTV help?
Last Answer : Think you need to connect an audio link ( a separate cable for audio ONLY ) check this out
Description : How would you describe the sound of your own laughter?
Last Answer : It’s horrifying, actually.
Description : How do they isolate a single sound source from a crowd?
Last Answer : It depends on how the audio master panned the sound when he or she was mixing it down as to how successful you might be with most over-the-counter equipment. What kind of recording equipment are you talking about?
Description : What is the sound you find most comforting?
Last Answer : The sound of a dishwasher at night, and a burbling stream.
Description : Whose speaking voice do you find arresting?
Last Answer : answer:James Earl Jones Bruce Willis and several females I know.
Description : How do I design the passive crossover for a 4-way professional quality speaker?
Last Answer : I have no idea about your problem.. But if I had your problem I would ask here.
Description : How do I compress pdfs comprised of images and sound bites without losing quality?
Last Answer : Have you looked at PDF Shrink ?
Description : What causes the sound (snap) when you snap a towel?
Last Answer : answer:It is supersonic Traditional simple means of generating shock waves are examined by high-speed imaging. A leather belt is folded upon itself at mid-length and the ends are grasped ... be generated by muscle power alone. Several other related examples are also mentioned. courtesy of NASA
Description : How should I design ports for this subwoofer?
Last Answer : answer:ONE MORE THING!!!!!! Would 4 ports be better than 2? Especially if I can make each one have a different tuning frequency?
Description : Music Theory: Can you help me better understand Intervals and note relationships?
Last Answer : answer:http://guitargrimoire.com/ Explains the differences in modes by changes in the 12 notes. I have this book and constantly skill up on different modes. I can't even tell you how many different ... demonic looking symbol on that page. Lately I've been fond of Hungarian Major in the key of C
Description : Finding a movie/episode I barely remember?
Last Answer : The god’s honest truth, I think I know what movie you’re talking about, but I can’t think of the name. Give me a moment or two and hopefully I will gather up enough bits and pieces of the memories in my brain to give you the title, or hopefully, someone else can.
Description : How is sound made in the human's throat?
Last Answer : Air hits the larynx, and….here, just look….here.
Description : If sound travels through matter (air) and gas is a medium then what medium slows down the flow of sound the most?
Last Answer : Vacuum.
Description : What is this song?
Last Answer : If there are vocals and they’re in English, you can try googling the lyrics. If you want to type the lyrics here I can even do the googling for you.
Description : I need to build a ported enclosure for an 18 inch subwoofer. Help?
Last Answer : I don’t know right off – but I hope this helps.
Description : Anyone know where I can get an 18" subwoofer enclosure?
Last Answer : My first attempt would be Best Buy, though I am not sure 50$ would be a realistic price for it there.