Environmental hum has a sound frequency of

Environmental hum has a sound frequency of
by

1 Answer

Answer :

Environmental hum has a sound frequency of A. 0.1 Hz B. 1.0 Hz C. 40 Hz D. 100 Hz
by

Related questions

Environmental hum has a sound frequency of

Description : Environmental hum has a sound frequency of

Last Answer : Environmental hum has a sound frequency of A. 0.1 Hz B. 1.0 Hz C. 40 Hz D. 100 Hz

In a power transformer, the fundamental frequency of the hum arising due to magnetostriction is

Description : In a power transformer, the fundamental frequency of the hum arising due to magnetostriction is  (a) equal to the line frequency (b) double the line frequency (c) 4 times the line frequency (d) not related to the line frequency

Last Answer : In a power transformer, the fundamental frequency of the hum arising due to magnetostriction is double the line frequency

If you cover your ears and hum what is the sound travelling through brain?

Description : If you cover your ears and hum what is the sound travelling through brain?

Last Answer : Undetectable - the sound you hear travels through the bones ofyour skull to the inner ear - where all sound is detected.

Can anyone remember a ghost story (or other scary story) that terrified you as a child, but now seems rather ho-hum?

Description : Can anyone remember a ghost story (or other scary story) that terrified you as a child, but now seems rather ho-hum?

Last Answer : I once watched a film based on a story by Algernon Blackwood about a man becoming trapped in a painting. This kind of supernatural malevolence fascinated and terrified me. Almost everything supernatural is now ho-hum and I miss the excitement of believing that it might be real.

Dum da dum dum dum Da dum dum Dum da dum dum dum. Hum your song please!

Description : Dum da dum dum dum Da dum dum Dum da dum dum dum. Hum your song please!

Last Answer : Dum dum de dum, dum dum de dum. And no @rebbel, I couldn’t :/

When riding a horse, do you hum old western theme tunes that add to the sense of fun?

Description : When riding a horse, do you hum old western theme tunes that add to the sense of fun?

Last Answer : Tumbleweed, okaaaaay that’ll be just me then. Hi ho Silver & away!!!!

Your PC Has a Loud Hum Making Your Ears Ring. What to do?

Description : Your PC Has a Loud Hum Making Your Ears Ring. What to do?

Last Answer : answer:Hi, I'm an Audiologist. Most computers run pretty quietly, although my PC in one ffice sounds as though its fans kick into overdrive and it's going to explode from time-to-time. Usually ... baseline - and that you avoid loud noises and protect your hearing when you are in noisy environments.

How do I reduce that background hum coming from my computer speaker plug?

Description : How do I reduce that background hum coming from my computer speaker plug?

Last Answer : Try a gold adapter.

Why does my walking stick vibrate and hum?

Description : Why does my walking stick vibrate and hum?

Last Answer : Is it really for walking?

Why does my monitor hum and buzz after I turn it on?

Description : Why does my monitor hum and buzz after I turn it on?

Last Answer : Is this the auto degaussing when you turn it on? if it is you can change it in the monitor menu. If not try re-wiring and replacing the fuse in the plug.

Why does my TV hum when white letters come on the screen?

Description : Why does my TV hum when white letters come on the screen?

Last Answer : answer:That's happening because of overmodulation of the luma signal. This often happens with cable broadcasts, or when you have an amplifier on your antenna. The signal being received at your TV's ... /video/attenuators/index.html#GC-ATTEN Plug it in line between your antenna/cable and your TV set.

Why is hum ?

Last Answer : : Measles is for rubella virus

Hum Pooling What ?

Last Answer : Potatoes Collection To do Time Potatoes Of trees Above Part Complete Upstairs Left Potatoes Of soil Down A few days For Leaving To give Hmm Pooling Says.

Hum Pooling What ?

Last Answer : Soil Above Of trees Complete To the part Uprooted Throw away Hmm Pooling Says.

Why do some people hum when they eat food?

Description : Why do some people hum when they eat food?

Last Answer : When I see a person humming while eating, I would just assume they are concentrating and enjoying their meal. It is not even strange as people especially kids do it. I read about a four year old ... in sync to what they are doing. Just like how others move their legs while watching or studying.

Which of the following is the slogan of Bandhan Bank? A. Hum Hai na B. Aapka Bhala, Sabki Bhalai C. Aao Sochein Bada D. Both (A) and (C) E. None of the Above

Description : Which of the following is the slogan of Bandhan Bank? A. Hum Hai na B. Aapka Bhala, Sabki Bhalai C. Aao Sochein Bada D. Both (A) and (C) E. None of the Above

Last Answer : B. Aapka Bhala, Sabki Bhalai Explanation: Aapka Bhala, Sabki Bhalai is the slogan of Bandhan Bank.

A short circuit in the armature of a DC motor will cause the motor to _____________. A. run fast B. hum when energized C. spark at the brushes D. fail to start

Description : A short circuit in the armature of a DC motor will cause the motor to _____________. A. run fast B. hum when energized C. spark at the brushes D. fail to start

Last Answer : Answer: C

The illustrated motor fails to start and gives a loud hum when the start button is depressed, your first action should be to __________. EL-0007 A. disassemble the motor to fix the centrifical switch so the start windings will be energized B. push the stop button to deenergize the 'M' coil C. reset the thermal overload D. hold the 'M' contactor closed by hand while wearing electrical safety gloves to get motor started

Description : The illustrated motor fails to start and gives a loud hum when the start button is depressed, your first action should be to __________. EL-0007 A. disassemble the motor to fix the centrifical ... D. hold the 'M' contactor closed by hand while wearing electrical safety gloves to get motor started

Last Answer : Answer: B

If the illustrated motor fails to start and gives a loud hum when the start button is pushed, the problem is ________. EL-0007 A. one of the phases to the motor is not energized because of an open motor lead B. the 'Disc.sw.' is open C. power to 'L1' at the 'Disc.sw.' is not energized because of a problem with the ship's electrical distribution system D. 'OL1' is open because of 'T1' overload causing the motor to single phase

Description : If the illustrated motor fails to start and gives a loud hum when the start button is pushed, the problem is ________. EL-0007 A. one of the phases to the motor is not energized because of ... electrical distribution system D. 'OL1' is open because of 'T1' overload causing the motor to single phase

Last Answer : Answer: A

Which of the following statements represents an application of a silicon controlled rectifier? A. To provide DC power for a main propulsion motor. B. For use as a voltage reference diode. C. For sensing flame in an automated burner. D. To eliminate power supply hum.

Description : Which of the following statements represents an application of a silicon controlled rectifier? A. To provide DC power for a main propulsion motor. B. For use as a voltage reference diode. C. For sensing flame in an automated burner. D. To eliminate power supply hum.

Last Answer : Answer: A

Why do transformers hum?

Description : Why do transformers hum?

Last Answer : Transformer noise is caused by a phenomenon which causes a piece of magnetic sheet steel to extend itself when magnetized. When the magnetization is taken away, it goes back to its original condition ... core. The degree of flux determines the amount of magnetostriction and hence, the noise level.

Why do bees hum?

Description : Why do bees hum?

Last Answer : A: Because they don’t know the words.

the storage capacity of a disk system depends on the bits per inch of track and the tracks per inch of a. Cylinder b. Hum c. Cluster d. Surface

Description : the storage capacity of a disk system depends on the bits per inch of track and the tracks per inch of a. Cylinder b. Hum c. Cluster d. Surface

Last Answer : Surface

the storage capacity of a disk system depends on the bits per inch of track and the tracks per inch of a. Cylinder b. Hum c. Cluster d. Surface

Description : the storage capacity of a disk system depends on the bits per inch of track and the tracks per inch of a. Cylinder b. Hum c. Cluster d. Surface

Last Answer : d. Surface

the storage capacity of a disk system depends on the bits per inch of track and the tracks per inch of a. Cylinder b. Hum c. Cluster d. Surface

Description : the storage capacity of a disk system depends on the bits per inch of track and the tracks per inch of a. Cylinder b. Hum c. Cluster d. Surface

Last Answer : d. Surface

60)The noise resulting from vibrations of laminations set by magnetic force, is termed as A. magnetostriction B. boo C. hum D. zoom

Description : 60)The noise resulting from vibrations of laminations set by magnetic force, is termed as A. magnetostriction B. boo C. hum D. zoom

Last Answer : C. Hum

The hum in a transformer is mainly attributed to?

Description : The hum in a transformer is mainly attributed to?

Last Answer : The hum in a transformer is mainly attributed to magnetostriction.