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Q: What is Daltons law of partial pressure?

A: The Dalton law of partial pressure states that the total pressure exerted by a mixture of gases is…

Q: Why more viscous oil is used in motor car in summer than in winter?

A: More viscous oil is used in motor cars in summer than in winter because in summer, due to the rise…

Q: How pressure and densities of gas is directly related to eavch other?

A: Pressure is the measure of force acting on a unit area. Density is the measure of how closely any…

Q: A scale reads 100 N when a piece of aluminiu, is hanging from it. What does it read when it is…

A: Introduction: The reading of the scale in the air or vacuum is equal to the actual weight of the…

Q: Why does an air bubble in water rise from bottom to top and grow in size?

A: As the water poured is directly proportional to the depth of the water, the water depth in the body…

Q: 2 CALGULAA The VELOGITY Of A SATELLITE ORBITING EARTH AT 360okm ABOVE THE SURFACtu

A:

Q: How does faster moving air above an airplane wing affect the pressure on the wing?

A: This is the very beautiful application of Bernoulli's principle. The wings of the plane work as an…

Q: When a soda water bottle falls freely will the gas bubbles rise in water?

A: The freely falling bottle will have zero weight in the air. Thus it is in the state of…

Q: Why do the liquids boil at lower temperature at high altitude?

A: Air pressure highly depends on the altitude you’re at. In mountainous regions, the air pressure is a…

Q: How does mean free path vary with temperature and pressure?

A: The expression for the mean free path can be written as: λ=KBT42πr2p .................. (1) Here, KB…

Q: O Need more information to tell Same B. O A

A:

Q: Taking the density of air to be 1.3 kg m near the surface of Earth, show that the number density of…

A: From the question, it is given that- Density of air: ρa=1.3 kg/m3 Pressure = 1 atm = 1.013×105 Pa…

Q: What is difference between Stefan's law and Newtin cooling law?

A: the steffan Boltzmann law deals with the radiation heat exchange and the Newton's law of cooling is…

Q: What happens to the pressure when the temperature of gas at a constant volume increases

A: When temperature of the gas at constant volume increase.... The ideal gas equation is given as…

Q: When is a substance considered to be amorphous?

A:

Q: Why does a hot dog pant?

A:

Q: What is the effect of temperature on surface tension?

A: Surface tension is the tension of the surface film of a liquid caused by the attraction of the…

Q: Discuss whether or not lower pressure is the result of fast-moving air, or fast-moving air is the…

A: According to Bernoulli's equation, sum of kinetic energy, pressure energy and pressure energy per…

Q: How does the combined volume of the billions and billions of hexagonal open spaces in the structures…

A: The combined volume of billions and billions of open spaces in the hexagonal ice crystals of a piece…

Q: CalculateThePressureDifference that must be generated acr0ssThe length 0f a 14.4cm vertlcalDrinking…

A: Solution: We know that, pressure due to a liquid column of height h is given as: P-Pa=hρg where, Pa…

Q: Rank the volume of air in the glass, from greatest to least, when it is held a. near the surface as…

A:

Q: Water on a clean glass surface , tends to spread out , while mercury on same surface tends to form…

A: Mercury molecules (which make an obtuse angle with glass) have a strong force of attraction between…

Q: Air density is normally less above any point in air than below, providing a “migration window” in…

A:

Q: Why do we wear woollen clothes in winter?

A: During winter season the human body temperature increases to the environmental temperature and heat…

Q: When the air inside a hot air balloon is heated, why does the balloon rise? (Assume the air pressure…

A: Any object will float or not depends on its density. If the density of object is lower than the…

Q: How did cavemen keep warm?

A: Archaic humans had much of body hair (fur) to keep them warm from cold, and protect from sun.…

Q: Why is it that smaller bubbles have more excess pressure?

A: The smaller bubbles have more excess pressure because according to the Boyele's Law the pressure…

Q: What happens to steam pressure and velocity in a converging nozzle?

A: A nozzle is a mechanical instrument/device which is used to control the motion of the fluid flowing…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!