Description : Sound waves do not travel through _______. a) solids b)gases c)liquid d)vacuum
Last Answer : d)vacuum
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)
Description : In what medium sound travels the faster? A. Vacuum B. Solid C. Liquid D. Gas
Last Answer : B. Solid
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)
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 seismic waves can travel through solids and liquids?
Last Answer : What is the answer ?
Description : Sound travels---- in solid materials then liquid? A. Constant B. Slowest C. Fastest (Answer) D. None of these
Last Answer : C. Fastest (Answer)
Description : The term "laminar flow" is most often associated with the description of: w) conduction of sound by waves x) current flow in transistors y) effects of viscosity of liquids z) passage of light rays through a liquid
Last Answer : ANSWER: Y -- EFFECTS OF VISCOSITY OF LIQUIDS
Description : Speed of sound in solids is - (1) 10 times that in gas/ 10 (2) 20 times that in gas/ 20 (3) 5 times that in gas/ 5 (4) 15 times that in gas/ 15
Last Answer : (4) 15 times that in gas/ 15 Explanation: Sound travels at 343 m/s in air; it travels at 1,480 m/s in water (4.3 times as fast as in air); and at 5,120 m/s in iron (about 15 times as fast as in air).
Description : What is a solution A. a solid dissolved in a gas B. a solute and a solvent C. a liquid dissolved in a gas D. an amalgam of solids, liquids, and gases?
Last Answer : B. A solute and a solvent
Description : The process of converting liquid oil into solids saturated fats by passing hydrogen gas is
Last Answer : called hydrogenation.
Description : The ratio of dissolved solids in circulating water to the dissolved solids in makeup water is called a) Liquid gas ratio b) Cycle of concentration c) Cooling tower effectiveness d) None of the above
Last Answer : Cycle of concentration
Description : The ratio of dissolved solids in circulating water to dissolved solids in makeup water is called. • Liquid gas ratio • Cycle of concentration • Cooling tower effectiveness • None of the above
Description : Are P waves move in solids?
Last Answer : Feel Free to Answer
Description : .As a wave travels down a spring, the amplitude slowly decreases. Why does this occur? A. The law of conservation of energy does not apply to waves. B. The energy is spread out along the entire ... due to friction as the particles in the spring rub against each other. E. all of the above
Last Answer : D. Some energy is lost due to friction as the particles in the spring rub against each other.
Description : Which of the answers listed below best completes the statement: The rate at which any part of a wave travels from one place to another determines the wave's: w) propagation velocity x) period y) amplitude z) frequency
Last Answer : ANSWER: W -- PROPAGATION VELOCITY
Description : Longitudinal waves cannot travel through – (1) Vacuum (2) Solid (3) Liquid (4) Gas
Last Answer : (1) Vacuum Explanation: Longitudinal waves cannot travel through vacuum because such wave requires a medium such as solid liquid or air to travel through. They cannot travel through vacuum or in space. ... is in the same direction as, or the opposite direction to, the motion of the wave.
Description : Longitudinal waves cannot travel through (1) Vacuum (2) Solid (3) Liquid (4) Gas
Last Answer : Vacuum
Description : Speed of sound is greater in solids than in liquids?
Last Answer : – Because the solids have high elasticity
Description : An approximate estimation of total dissolved solids of a given water sample is often made by measuring (a) Electrical conductivity of the water sample (b) Electro-magnetic conductivity of the water sample (c) Sound conductivity of the water sample (d) Thermal conductivity of the water sample
Last Answer : (a) Electrical conductivity of the water sample
Description : Which of the following pumps in used to pump sewage solids with liquid sewage without clogging the pump is? A. Centrifugal pump B. Pneumatic ejector C. Reciprocating pump D. None of these
Last Answer : ANS: A
Description : Tabular bowl centrifuges as compared to disk bowl centrifuges (A) Operate at higher speed (B) Employ bowl of larger diameter (C) Can’t be operated under pressure/vacuum (D) Can’t be used for separation of fine suspended solids from a liquid
Last Answer : (A) Operate at higher speed
Description : Pick out the wrong statement. (A) Close circuit grinding is more economical than open circuit grinding (B) Cod oil, beef tallow or aluminium stearates are used as grinding aids in cement ... is called a classifier (D) Size enlargement is a mechanical operation exemplified by medicinal tablet making
Last Answer : (C) The equipment used for the removal of traces of solids from a liquid is called a classifier
Description : Which of the following is the most suitable filter for separation ofabrasive solids suspended in a corrosive liquid? (A) Sand bed filter (B) Plate and frame filter press (C) Vacuum filter (D) Batch basket centrifuge
Last Answer : (C) Vacuum filter
Description : __________ column is the most suitable for achieving the best performance for mass transfer operations involving liquid with dispersed solids. (A) Wetted wall (B) Packed (C) Plate (D) Spray
Last Answer : C) Plate
Description : Some substances are good conductor of electricity in both the solid and liquid states. These substances are generally-------? A. ionic substances B. metallic substances (Answer) C. molecular solids D. covalent network solids
Last Answer : B. metallic substances (Answer)
Description : Cocks are used to control (A) Water (B) Any liquid (C) Solids (D) None of these
Last Answer : (B) Any liquid
Description : What is the advantage of flash pasteurization? a. It Doesn't Get As Hot b. It Is Faster c. It Is Also Used For Solids, Not Just Liquids d. It Also Sterilizes The Liquid
Last Answer : b. It Is Faster
Description : Q: Which travels the fastest: Light or Sound? -General Knowledge
Last Answer : Light is the answer
Description : Sound travels faster in which thing? -General Knowledge
Last Answer : The answer is 'Iron than in air'
Last Answer : answer:
Description : does sound travels in all mediums, true or false?
Last Answer : FALSE
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
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?
Description : Sound travels fastest in what?
Last Answer : sound travels fastest in solid (about 8x faster)
Description : Sound travels faster in which thing?
Last Answer : – Iron than in air
Description : Sound travels fastest in (a) Air (b) Water (c) Vacuum (d) Steel
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.
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.
Last Answer : Iron than in air
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
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
Description : Among the following materials sound travels fastest in (1) Steel (2) Air (3) Vacuum (4) Water
Last Answer : Steel
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
Description : The propagation of sound waves in a gas involves – (1) Adiabatic compression and rarefaction (2) Isothermal compression and rarefaction (3) Isochoric compression and rarefaction (4) Isobaric compression and rarefaction
Last Answer : (1) Adiabatic compression and rarefaction Explanation: Sound is a mechanical wave that is an oscillation of pressure transmitted through a solid, liquid, or gas, composed of frequencies within the ... . Through solids, however, it can be transmitted as both longitudinal waves and transverse waves.
Description : The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because - (1) the ringing is not loud enough (2) the glass of the bell jar absorbs the sound waves (3) the bell jar is too small (4) there is no air or any other gas in the bell jar
Last Answer : (4) there is no air or any other gas in the bell jar
Last Answer : (1) Adiabatic compression and rarefaction Explanation: Sound is a mechanical wave that is an oscillation of pressure transmitted through a solid, liquid, or gas, composed of frequencies within ... is transmitted through gases, plasma, and liquids as longitudinal waves, also called compression waves.
Description : The propagation of sound waves in a gas involves (1) adiabatic compression and rarefaction (2) isothermal compression and rarefaction (3) isochoric compression and rarefaction (4) isobaric compression and rarefaction
Last Answer : adiabatic compression and rarefaction
Description : What kind of sound waves ? And through which goes more ?
Last Answer : The word is a longitudinal wave it moves harder through