What does fifty decibels sound like?

What does fifty decibels sound like?
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A decibel is a measure of how loud a sound (any sound) is. 50 dBis about the sound level of gentle rainfall. Louder than a quietroom, softer than a quiet conversation. Not as loud as the dialtone on a telephone.
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Human beings can hear the sound range between: (1) 10 to 20 decibels (2) 100 to 150 decibels (3) 50 to 60 decibels (4) None of the above

Description : Human beings can hear the sound range between: (1) 10 to 20 decibels (2) 100 to 150 decibels (3) 50 to 60 decibels (4) None of the above

Last Answer : (4) None of the above Explanation: The most accepted sound range of human being is 0 to 120 decibels.

Sound produced by an automobile horn heard at a distance of 1.5 metres corresponds to about __________ decibels. (A) 90 (B) 120 (C) 150 (D) 180

Description : Sound produced by an automobile horn heard at a distance of 1.5 metres corresponds to about __________ decibels. (A) 90 (B) 120 (C) 150 (D) 180

Last Answer : (B) 120

Ambient noise level can be reduced by __________ decibels by planting trees (like coconut, neem etc.) near public utility buildings (like hospitals & schools). (A) 1-2 (B) 5-10 (C) 15-20 (D) 25-30

Description : Ambient noise level can be reduced by __________ decibels by planting trees (like coconut, neem etc.) near public utility buildings (like hospitals & schools). (A) 1-2 (B) 5-10 (C) 15-20 (D) 25-30

Last Answer : (B) 5-10

How loud is 93 decibels?

Description : How loud is 93 decibels?

Last Answer : answer:Here’s a comparison chart. http://www.controlnoise.com/decibel-chart/ At 90 and above the chart says “sustained exposure may cause hearing loss.” (I goggled this. it was easy to find.)

How many decibels can the human ear bear?

Description : How many decibels can the human ear bear?

Last Answer : The noise around us usually ranges from 20 / whispering / to 120 / aircraft start / decibels. It can be a little different for each individual. For sound above 120, the sound may start to hurt.

What are decibels a measure of?

Description : What are decibels a measure of?

Last Answer : Decibel is a measure of the ratio of the strength of twosignals, or two sound levels. It may also refers to the loudness ofONE sound, or the strength of ONE signal, with respect to astandard reference level.It is a logarithmic measure.

The standard audible capacity of a healthy human being as per World Health Organi-sation is in the range of - (1) 45-50 decibels (2) 200-250 decibels (3) 5-10 decibels (4) 2000-2500 decibels

Description : The standard audible capacity of a healthy human being as per World Health Organi-sation is in the range of - (1) 45-50 decibels (2) 200-250 decibels (3) 5-10 decibels (4) 2000-2500 decibels

Last Answer : (3) 5-10 decibels Explanation: Hearing range usually describes the range of frequencies that can be heard by an animal or human, though it can also refer to the range of levels. In humans the audible ... as low as 12 Hz under ideal laboratory conditions, to 20 kHz in most children and some adults.

Indicate the false statement. Noise figure is defined as A. the ratio of the S/N power supplied at the input terminal of a receiver or amplifier to the S/N power supplied to the output or load resistor B. noise factor expressed in decibels C. an unwanted form of energy tending to interfere with the proper and easy reception and reproduction of wanted signal D. S/N of an ideal system divided by S/N at the output of the receiver or amplifier under test, both working at the same temperature over the same bandwidth and fed from the same source

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Last Answer : C. an unwanted form of energy tending to interfere with the proper and easy reception and reproduction of wanted signals

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Description : What bandwidth is needed to support a capacity of 128 kbps when the signal power to noise power ratio in decibels is 100? A. 19224 Hz B. 3853 Hz C. 19244 Hz D. 3583 Hz

Last Answer : B. 3853 Hz

Noise emitted by a ventilation fan at a distance of 3 metres is about __________ decibels. (A) 85 (B) 105 (C) 125 (D) 145

Description : Noise emitted by a ventilation fan at a distance of 3 metres is about __________ decibels. (A) 85 (B) 105 (C) 125 (D) 145

Last Answer : (B) 105

Noise level heard at a distance of about 100 metres from a jet engine with after burner is about __________ decibels. (A) 120 (B) 140 (C) 170 (D) 200

Description : Noise level heard at a distance of about 100 metres from a jet engine with after burner is about __________ decibels. (A) 120 (B) 140 (C) 170 (D) 200

Last Answer : (C) 170

Noise level during normal conversation among men is about __________ decibels. (A) 10 (B) 45 (C) 90 (D) 115

Description : Noise level during normal conversation among men is about __________ decibels. (A) 10 (B) 45 (C) 90 (D) 115

Last Answer : (B) 45

Maximum permissible limit of industrial noise as recommended by World Health Organisation (WHO) is __________ decibels. (A) 35 (B) 75 (C) 95 (D) 105

Description : Maximum permissible limit of industrial noise as recommended by World Health Organisation (WHO) is __________ decibels. (A) 35 (B) 75 (C) 95 (D) 105

Last Answer : (B) 75

Noise level heard inside a bus in busy city traffic or inside a sub-way train corresponds to about __________ decibels. (A) 75 (B) 95 (C) 120 (D) 140

Description : Noise level heard inside a bus in busy city traffic or inside a sub-way train corresponds to about __________ decibels. (A) 75 (B) 95 (C) 120 (D) 140

Last Answer : (B) 95

Maximum allowable noise exposure limits for a man working for 8 hours a day in a noisy chemical plant is about __________ decibels. (A) 20 (B) 60 (C) 90 (D) 120

Description : Maximum allowable noise exposure limits for a man working for 8 hours a day in a noisy chemical plant is about __________ decibels. (A) 20 (B) 60 (C) 90 (D) 120

Last Answer : (C) 90

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Description : Shouting by a man at his full voice corresponds to a voice level of about __________ decibels. (A) 25 (B) 50 (C) 80 (D) 120

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Major sources of noise in furnace operation arises from air inspirators, combustion, side wall vibrations and fluctuation in the process heat load. A 50% increase in fuel firing rate may increase the furnace noise level by about __________ decibels. (A) 3 (B) 30(C) 7 (D) 70

Description : Major sources of noise in furnace operation arises from air inspirators, combustion, side wall vibrations and fluctuation in the process heat load. A 50% increase in fuel firing rate may increase the furnace noise level by about __________ decibels. (A) 3 (B) 30 (C) 7 (D) 70

Last Answer : (A) 3

The maximum permissible noise level to which a man working in a chemical plant can be exposed for eight hours per day is about __________ decibels. (A) 60(B) 90 (C) 105 (D) 120

Description : The maximum permissible noise level to which a man working in a chemical plant can be exposed for eight hours per day is about __________ decibels. (A) 60 (B) 90 (C) 105 (D) 120

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Noise level in a quiet private business office is about __________ decibels. (A) 25 (B) 50 (C) 70 (D) 85

Description : Noise level in a quiet private business office is about __________ decibels. (A) 25 (B) 50 (C) 70 (D) 85

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Description : . Noise level inside a jet airliner in normal flight is about __________ decibels. (A) 80 (B) 100 (C) 125 (D) 150

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Description : As per international norms, the maximum permissible value of noise level in the industrial environment is __________ decibels as measured at a distance of 1.5 metres from the source of noise. (A) 110 (B) 85 (C) 60 (D) 45

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Description : If a quiet whisper is 10 decibels, then what is the average pain threshold in decibels for humans?

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If an alien race threatens to destroy Earth unless one hundred healthy humans below fifty years of age voluntarily kill themselves on a daily basis how long would humankind survive?

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Description : Where can a person watch Fifty Shades of Grey for free?

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What is your opinion of parenting now compared to fifty years ago?

Description : What is your opinion of parenting now compared to fifty years ago?

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What are your thoughts on this sort of personality over fifty?

Description : What are your thoughts on this sort of personality over fifty?

Last Answer : Sounds like they live vicariously through others fame & importance.

In fifty years what will exist then that doesn’t exist now, and what will it do?

Description : In fifty years what will exist then that doesn’t exist now, and what will it do?

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Do all or most frame homes over fifty years old have mice?

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Where were you fifty years ago today when you learned about the assassination of JFK?

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If you could give a message to your past self in fifty words or less, what would it be?

Description : If you could give a message to your past self in fifty words or less, what would it be?

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Are you over fifty with absolutely no health problems?

Description : Are you over fifty with absolutely no health problems?

Last Answer : answer:Nope, but my health issues are all weight related. I f I meet the goal I set last year. I'll be as healthy as any other 57 year old, excpet for one issue with my right knee. I broke my ... an orthotic, but I have been walking this way for over 30 years. It sometimes bother my knee if I run.

What are some books similar to the Fifty Shades of Grey trilogy?

Description : What are some books similar to the Fifty Shades of Grey trilogy?

Last Answer : It’s probably going to make be sound boorish, but when you say “similar”, what exactly do you mean? Poorly written pablum, or are you looking for books about the BDSM lifestyle?

In fifty years, will automation be good or bad for the world as a whole?

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What would you do with the winnings from a fifty-two week lottery winning spree?

Description : What would you do with the winnings from a fifty-two week lottery winning spree?

Last Answer : I'd make the structural repairs that need to be made on my 100 year old house, and sell it at a loss to someone who admires it. I'd pay off my children's educations, buy everyone new cars (newest ... 'd buy a place on a lake with a great screened porch, and work part time so I could enjoy it.

Get me out of the cold-looking at south georgia, or south alabama, with a population of fifty thousand or less. anyone know any nice places they can recommend?

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Fifty is my first. Nothing is my second. Five just makes my third. My fourth, a vowel, is reckoned. Now to find my name, Fit my parts together. I die if I grow cold, but never fear cold weather. What am I? -Riddles

Description : Fifty is my first. Nothing is my second. Five just makes my third. My fourth, a vowel, is reckoned. Now to find my name, Fit my parts together. I die if I grow cold, but never fear cold weather. What am I? -Riddles

Last Answer : L O V E.

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Description : Will and Jim were practicing shooting, and each scored seventy-five hits out of a hundred. After a little break, Will tried again and hit thirty-five out of fifty shots. Jim did not do any more shooting. Who had the best average for the day? -Riddles

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What has fifty heads and fifty tails? -Riddles

Description : What has fifty heads and fifty tails? -Riddles

Last Answer : Fifty pennies.

the cost to society for underage alcohol use is more than fifty-six ___________ dollars per year. -General Knowledge

Description : the cost to society for underage alcohol use is more than fifty-six ___________ dollars per year. -General Knowledge

Last Answer : The cost to society for underage alcohol use is more than fifty six billion dollars per year.

Why do we accept the Constitution made by the Constituent Assembly more than fifty years ago? -Civics 9th

Description : Why do we accept the Constitution made by the Constituent Assembly more than fifty years ago? -Civics 9th

Last Answer : Answer (i) The Constitution of India does not reflect the views of its members alone. It expresses a broad consensus of its time. Many countries of the world have had to ... called 'Constituent Assembly Debates'. These debates provide the rationale behind every provision of the Constitution.

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Description : Why do we accept the Constitution made by the Constituent Assembly more than fifty years ago? -Civics 9th

Last Answer : (i) The Constitution of India does not reflect the views of its members alone. It expresses a broad consensus of its time. Many countries of the world have had to rewrite ... called 'Constituent Assembly Debates'. These debates provide the rationale behind every provision of the Constitution.

Why should we accept the Constitution made by the Assembly more than fifty years ago? -Civics 9th

Description : Why should we accept the Constitution made by the Assembly more than fifty years ago? -Civics 9th

Last Answer : (i) The Constitution of India does not reflect the views of its members alone. It expresses a broad consensus of its time. Many countries of the world have had to rewrite their ... called 'Constituent Assembly Debates'. These debates provide the rationale behind every provision of the Constitution

fifty add fifty equal what?

Description : fifty add fifty equal what?

Last Answer : fifty add fifty equal what

In "To Build a Fire," how does the man know that he shouldn't travel alone when it's fifty below zero?

Description : In "To Build a Fire," how does the man know that he shouldn't travel alone when it's fifty below zero?

Last Answer : The old man in Sulphur creek told him

how do you write fifty three thousandths in standard form?

Description : how do you write fifty three thousandths in standard form?

Last Answer : In standard form, it is 5.3*10^-2.