Sound travels fastest in (a) Air (b) Water (c) Vacuum (d) Steel

Sound travels fastest in (a) Air (b) Water (c) Vacuum (d) Steel
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Among the following materials sound travels fastest in – (1) Steel (2) Air (3) Vacuum (4) Water

Description : Among the following materials sound travels fastest in – (1) Steel (2) Air (3) Vacuum (4) Water

Last Answer : (1) Steel Explanation: The speed of sound is the distance travelled during a unit of time by a sound wave propagating through an elastic medium. In dry air at 20 °C (68 °F), the speed ... varies from substance to substance. Sound travels faster in liquids and non-porous solids than it does in air.

Among the following materials sound travels fastest in (1) Steel (2) Air (3) Vacuum (4) Water

Description : Among the following materials sound travels fastest in (1) Steel (2) Air (3) Vacuum (4) Water

Last Answer : Steel

Light travels fastest A. In a vacuum B. through water C. Through glass D. through diamond

Description : Light travels fastest A. In a vacuum B. through water C. Through glass D. through diamond

Last Answer : A. In a vacuum

Sound travels---- in solid materials then liquid? A. Constant B. Slowest C. Fastest (Answer) D. None of these

Description : Sound travels---- in solid materials then liquid? A. Constant B. Slowest C. Fastest (Answer) D. None of these

Last Answer : C. Fastest (Answer)

Q: Which travels the fastest: Light or Sound? -General Knowledge

Description : Q: Which travels the fastest: Light or Sound? -General Knowledge

Last Answer : Light is the answer

Sound travels fastest in what?

Description : Sound travels fastest in what?

Last Answer : sound travels fastest in solid (about 8x faster)

Light waves are different from sound waves in that 1. Light waves are electromagnetic but sound waves are not 2. Light waves can travel through water but sound waves cannot 3. Light travels with the same speed in all media 4. Light waves produce interference but sound waves do not 5. Light can travel through vacuum but sound cannot Which of the above statements is/are correct? (a) 1 and 5 (b) 2 and 3 (c) 3 and 4 (d) 1 and 4

Description : Light waves are different from sound waves in that 1. Light waves are electromagnetic but sound waves are not 2. Light waves can travel through water but sound waves cannot 3. Light travels with the same speed in all media 4. Light ... /are correct? (a) 1 and 5 (b) 2 and 3 (c) 3 and 4 (d) 1 and 4

Last Answer : Ans:(a)

In what medium sound travels the faster? A. Vacuum B. Solid C. Liquid D. Gas

Description : In what medium sound travels the faster? A. Vacuum B. Solid C. Liquid D. Gas

Last Answer : B. Solid

Sound cannot pass through – (1) Water (2) Steel (3) Air (4) Vacuum

Description : Sound cannot pass through – (1) Water (2) Steel (3) Air (4) Vacuum

Last Answer : (4) Vacuum Explanation: Sound is a mechanical wave that is an oscillation of pressure transmitted through a solid, liquid, or gas, composed of frequencies within the range of hearing. Sound ... propagation). Sound cannot travel through a vacuum because it does not provide the medium to propagate.

Velocity of the sound is minimum in - (1) Steel (2) Vacuum (3) Water (4) Air

Description : Velocity of the sound is minimum in - (1) Steel (2) Vacuum (3) Water (4) Air

Last Answer : (2) Vacuum Explanation: The speed of sound in a vacuum is zero meters per second, as sound cannot travel in a vacuum. Sound is a wave, which means it spreads through the vibration of particles in a medium, such as water or air.

Sound cannot pass through (1) water (2) steel (3) air (4) vacuum

Description : Sound cannot pass through (1) water (2) steel (3) air (4) vacuum

Last Answer : vacuum

Light travels through air or vacuum at a speed of 3?

Description : Light travels through air or vacuum at a speed of 3?

Last Answer : :x 108m/s

Which form of heat transfer travels the fastest,convection or conduction?

Description : Which form of heat transfer travels the fastest,convection or conduction?

Last Answer : Conductor. A solid object is much better at conducting than gas, that’s why wires are wired. Air has a higher resitance to change, but also changes more than a static object, with different currents and influencing variables like humidity, barometric pressure etc.

What is the term for the ratio of actual velocity at which a signal travels through a line to the speed of light in a vacuum? A. Velocity factor B. Characteristic impedance C. Surge impedance D. Standing wave ratio

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Last Answer : A. Velocity factor

If sound travels through matter (air) and gas is a medium then what medium slows down the flow of sound the most?

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.

Sound is heard over longer distances on rainy days because – (1) sound travels slowly in moist air (2) sound travels faster in moist air (3) moist air does not absorb sound (4) moist air absorbs sound

Description : Sound is heard over longer distances on rainy days because – (1) sound travels slowly in moist air (2) sound travels faster in moist air (3) moist air does not absorb sound (4) moist air absorbs sound

Last Answer : (2) sound travels faster in moist air Explanation: The speed of sound in a medium is inversely proportional to the square root of its density. Higher is the humidity in the air, greater will be the velocity ... of trains and others are heard up to longer distances on a rainy day than on a dry day.

Sound is heard over longer distances on rainy days because (1) sound travels slowly in moist air (2) sound travels faster in moist air (3) moist air does not absorb sound (4) moist air absorbs sound

Description : Sound is heard over longer distances on rainy days because (1) sound travels slowly in moist air (2) sound travels faster in moist air (3) moist air does not absorb sound (4) moist air absorbs sound

Last Answer : sound travels faster in moist air

Consider the following statements: 1. A flute of smaller length produces waves of lower frequency. 2. Sound travels in rocks in the form of longitudinal elastic waves only. Which of the statements given above is/are correct? (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

Description : Consider the following statements: 1. A flute of smaller length produces waves of lower frequency. 2. Sound travels in rocks in the form of longitudinal elastic waves only. Which of the statements given above is/are correct? (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

Last Answer : Ans:(d)

Sound travels faster in which thing? -General Knowledge

Description : Sound travels faster in which thing? -General Knowledge

Last Answer : The answer is 'Iron than in air'

Sound travels faster in which thing? -General Knowledge

Description : Sound travels faster in which thing? -General Knowledge

Last Answer : answer:

Sound travels faster in which thing? -General Knowledge

Description : Sound travels faster in which thing? -General Knowledge

Last Answer : answer:

does sound travels in all mediums, true or false?

Description : does sound travels in all mediums, true or false?

Last Answer : FALSE

how,he speed of sound is about 3.4 × 102 meters per second. Mark is performing a science experiment and he needs to know how far sound travels in 3 × 1010 seconds. If Mark uses a calculator to solve this problem, how will the calculator show the answer?

Description : how,he speed of sound is about 3.4 × 102 meters per second. Mark is performing a science experiment and he needs to know how far sound travels in 3 × 1010 seconds. If Mark uses a calculator to solve this problem, how will the calculator show the answer?

Last Answer : 10200000000000

What If Sound travels at a speed of about 760 miles per hour and you are located at a distance of 19 miles from a very loud explosion approximately how long will it take from the time of the explosion?

Description : What If Sound travels at a speed of about 760 miles per hour and you are located at a distance of 19 miles from a very loud explosion approximately how long will it take from the time of the explosion?

Last Answer : What is the answer ?

Sound waves travels through gas, liquid, and solids?

Description : Sound waves travels through gas, liquid, and solids?

Last Answer : yes it travels through all three medium. infact sound will travle much faster through liquid and solid. remember how they show whale sounds in nature documentries??

Sound travels faster in which thing?

Description : Sound travels faster in which thing?

Last Answer : – Iron than in air

Sound travels faster in which thing?

Description : Sound travels faster in which thing?

Last Answer : Iron than in air

1. Sound travels faster in which thing? 2. Who was the first General-Secretary of the Indian National Congress? 3. From when was the Zero Base Budgeting in India first experimented? 4. Rainfall in the doldrums is of the nature of which precipitation? 5. Which first Indian leader to undergo imprisonment in 1882?

Description : 1. Sound travels faster in which thing? 2. Who was the first General-Secretary of the Indian National Congress? 3. From when was the Zero Base Budgeting in India first experimented? 4. Rainfall in ... equator found? 20. After whose name was a women's division of the Indian National Army named?

Last Answer : Answer : 1. Iron than in air 2. Dadabhai Naoroji 3. April, 1987 4. Orographic precipitation 5. C. Vijiaraghavachari 6. Bacteria, microalgae and fungi. 7. 500 8. Because of barium 9. ... By Parliamentary Act 17. Surface tension 18. Inflation 19. North of the geographical equator 20. Rani Jhansi

A certain thing is thrown twice from a place with the gap of 45 minutes between the two shots. A girl approaching this point in a train heard the second shot 44 minutes after she heard the first shot. What is the speed of train (in kmph) if sound travels at 660 m/s? a) 62 km/hr b) 54 km/hr c) 48 km/hr d) 27 km/hr

Description : A certain thing is thrown twice from a place with the gap of 45 minutes between the two shots. A girl approaching this point in a train heard the second shot 44 minutes after she heard the first shot. What is the speed of train ... travels at 660 m/s? a) 62 km/hr b) 54 km/hr c) 48 km/hr d) 27 km/hr

Last Answer : B Actual time between the two shots being fired = 45 minutes. If a girl was stationary she would have heard the shots after 44 minutes. But since the train was moving towards the source, she heard the second shot after ... = (15 *18/5) km/hr =54 km/hr Hence the speed of the train is 54 km/hr

Critical reflection will take place if light travels from (a) Air to water (b) Glass to air (c) Water to glass (d) Air to glass

Description : Critical reflection will take place if light travels from (a) Air to water (b) Glass to air (c) Water to glass (d) Air to glass

Last Answer : Ans:(b)

Which statement about sound is true? A. Sound can’t travel through vacuum (Answer) B. Sound can’t travel through glass C. Sound can’t travel through water D. Non of theses

Description : Which statement about sound is true? A. Sound can’t travel through vacuum (Answer) B. Sound can’t travel through glass C. Sound can’t travel through water D. Non of theses

Last Answer : A. Sound can’t travel through vacuum (Answer)

What does not happen when light travels from water into air?

Description : What does not happen when light travels from water into air?

Last Answer : The following are some things that do not happen:The water decomposes into hydrogen and oxygen.The air gets sucked into the water, forming a whirlpool.The hydrogen in the water fuses, producing ... hydrogen in the water forming ammonia gas.The surface of the water becomes electrically charged.etc.

The velocity of sound is more in – (1) water (2) air (3) steel (4) wood

Description : The velocity of sound is more in – (1) water (2) air (3) steel (4) wood

Last Answer : (3) steel Explanation: Sound travels at different speeds depending on what it is traveling through. Of the three mediums (gas, liquid, and solid) sound waves travel the slowest through gases, ... liquids, and fastest through solids. They travel over 17 times faster through steel than through air.

The velocity of sound is more in (1) water (2) air (3) steel (4) wood

Description : The velocity of sound is more in (1) water (2) air (3) steel (4) wood

Last Answer : steel

When welding medium carbon steel plates over 100mm in thickness would the basic electrodes require any pre treatment before use? a) None if they were in a vacuum pack opened 8 hours prior to use b) None if they were in a sealed vacuum pack prior to use c) Heat to 500 °C for 2 hours if used outside d) Baked at 150°C for 4hours prior to use

Description : When welding medium carbon steel plates over 100mm in thickness would the basic electrodes require any pre treatment before use? a) None if they were in a vacuum pack opened 8 hours prior to use b) None if ... ) Heat to 500 °C for 2 hours if used outside d) Baked at 150°C for 4hours prior to use

Last Answer : b) None if they were in a sealed vacuum pack prior to use

Assertion (A) Sound waves are not electromagnetic waves. Reason (R) Sound waves cannot propagate in vacuum.

Description : Assertion (A) Sound waves are not electromagnetic waves. Reason (R) Sound waves cannot propagate in vacuum.

Last Answer : Ans:(a)

A wavelength of 0.3 m is produced in air and it travels at a speed of 300 m/s. Then it will be an (1) Audible wave (2) Infrasonic wave (3) Ultrasonic wave (4) Microwave

Description : A wavelength of 0.3 m is produced in air and it travels at a speed of 300 m/s. Then it will be an (1) Audible wave (2) Infrasonic wave (3) Ultrasonic wave (4) Microwave

Last Answer : (1) Audible wave

A wavelength of 0.3 m is produced in air and it travels at a speed of 300 m/s. Then it will be an (1) Audible wave (2) Infrasonic wave (3) Ultrasonic wave (4) Microwave

Description : A wavelength of 0.3 m is produced in air and it travels at a speed of 300 m/s. Then it will be an (1) Audible wave (2) Infrasonic wave (3) Ultrasonic wave (4) Microwave

Last Answer : Audible wave

In air-core cable the surge voltage travels approximately at the speed of light and a cable of 100m length gives a delay of a. 0.666μsec b. 0.333μsec c. 1.555μsec d. 1μsec

Description : In air-core cable the surge voltage travels approximately at the speed of light and a cable of 100m length gives a delay of a. 0.666μsec b. 0.333μsec c. 1.555μsec d. 1μsec 

Last Answer : In air-core cable the surge voltage travels approximately at the speed of light and a cable of 100m length gives a delay of a. 0.666μsec b. 0.333μsec c. 1.555μsec d. 1μsec 

Sound waves can be transmitted by any (1) Medium (2) Vacuum (3) Both medium and vacuum (4) None of the above

Description : Sound waves can be transmitted by any (1) Medium (2) Vacuum (3) Both medium and vacuum (4) None of the above

Last Answer : (1) Medium Explanation: Sound is transmitted through gases, plasma, and liquids as longitudinal waves, also called compression waves. It requires a medium to propagate.

Sound and light waves both _______. (1) have similar wavelength (2) obey the laws of reflection (3) travel as longitudinal waves (4) travel through vacuum

Description : Sound and light waves both _______. (1) have similar wavelength (2) obey the laws of reflection (3) travel as longitudinal waves (4) travel through vacuum

Last Answer : (2) obey the laws of reflection Explanation: The two laws of reflection of light are applicable to sound waves as well. The incident wave, the normal to the reflecting surface and the reflected wave at the point of incidence lie in the same plane.

Which waves cannot be transmitted through vacuum - (1) Light (2) Heat (3) Sound (4) Electromagnetic

Description : Which waves cannot be transmitted through vacuum - (1) Light (2) Heat (3) Sound (4) Electromagnetic

Last Answer : (3) Sound Explanation: Sound waves cannot be transmitted through vacuum. It is transmitted by the movement of particles along with the direction of the motion of the sound wave. More generally, sound is a mechanical disturbance which is dependent upon a medium to travel.

The velocity of heat radiation in vacuum is – (1) Equal to that of light (2) Less than that of light (3) Greater than that of light (4) Equal to that of sound

Description : The velocity of heat radiation in vacuum is – (1) Equal to that of light (2) Less than that of light (3) Greater than that of light (4) Equal to that of sound

Last Answer : (1) Equal to that of light Explanation: Electrons are generally responsible for heat conduction. The phonons (vibrations of the nuclei) also play a part, depending on the temperature of the ... Electromagnetic radiation, which in a vacuum should go on forever at the speed of light theoretically.

These waves cannot be trans-mitted through vacuum – (1) Light (2) Sound (3) Heat (4) Electromagnetic

Description : These waves cannot be trans-mitted through vacuum – (1) Light (2) Sound (3) Heat (4) Electromagnetic

Last Answer : (2) Sound Explanation: Sound is a mechanical wave that is created by vibrating objects and propagated through a medium from one location to another. Because mechanical waves rely on particle interaction ... space that are void of particles. That is, mechanical waves cannot travel through a vacuum.

Which of the following does NOT travel in a vacuum? A. Radio waves B. Gamma rays C. Magnetic waves D. Sound waves

Description : Which of the following does NOT travel in a vacuum? A. Radio waves B. Gamma rays C. Magnetic waves D. Sound waves

Last Answer : D. Sound waves

Sound waves do not travel through _______. a) solids b)gases c)liquid d)vacuum

Description : Sound waves do not travel through _______. a) solids b)gases c)liquid d)vacuum

Last Answer : d)vacuum

Which of the following does NOT travel in a vacuum? w) radio waves x) gamma rays y) magnetic waves z) sound waves

Description : Which of the following does NOT travel in a vacuum? w) radio waves x) gamma rays y) magnetic waves z) sound waves

Last Answer : ANSWER: Z -- SOUND WAVES

These waves cannot be transmitted through vacuum (1) Light (2) Sound (3) Heat (4) Electromagnetic

Description : These waves cannot be transmitted through vacuum (1) Light (2) Sound (3) Heat (4) Electromagnetic

Last Answer : Sound

The velocity of heat radiation in vacuum is (1) Equal to that of light (2) Less than that of light (3) Greater than that of light (4) Equal to that of sound

Description : The velocity of heat radiation in vacuum is (1) Equal to that of light (2) Less than that of light (3) Greater than that of light (4) Equal to that of sound

Last Answer : Equal to that of light

An object weighs maximum in (a) air (b) water (c) hydrogen (d) vacuum

Description : An object weighs maximum in (a) air (b) water (c) hydrogen (d) vacuum

Last Answer : Ans:(d)