A hot air balloon of approximately a sphere of 114 is to carry a basket of 664 lbf. What should be the temperature of hot air?

Q: h cm

A: given:

Q: An isosceles triangular plate of base 4 m and altitude 4 m is immersed vertically in an oil of sp.…

A: The total pressure is defined as the force exerted by a static fluid on the surface either plane or…

Q: What is the pressure in an altitude where the density is 1.011626576 kg/m? Assume standard…

A: The given density of the air is

Q: Question 1 Saturated liquid water is at a pressure of 1000 kPa. What will be its specific internal…

A: ANS:  Specific internal energy is 761.39 Kj/kg

Q: An iceberg weighing 57 lb/ft3 floats in the ocean (64 lb/ft3) with a volume of 21,000 ft above the…

A: Given Data: The specific weight of the iceberg ωice=57 lb/ft3 The specific weight of the ocean is…

Q: What is the pressure in kPa in an altitude where the density is 0.57705907 kg/m3? Assume standard…

A:

Q: Figure Q1(b) Helium Ballon with two passengers (b) Figure Q1(b) shows nine balloons are filled with…

A:

Q: A closed tank contains 0.610 m of mercury ( specific gravity = 13.6 ), 524 m of water,  2.438 m of…

A: Given That

Q: pressure vessel with gaseous air inside is shown above. The internal volume of the pressurized…

A: There are two ways for the pressure to remain the same as the volume increases. If the temperature…

Q: What is the specific weight of octane gas at 1.5 kgf/cm^2 gauge and 60 °F?

A: Octane rating is a measure of the antiknock quality of a gasoline mixture. Higher compression…

Q: What pressure corresponds with a height where there is 40% atmospheric mass above it?  in millibars.

A: To determine the pressure corresponding to a height where there is  of the atmospheric mass above…

Q: I need quick and correct answer. The air in a room measuring 8 ft x 9 ft x 12 ft is at 80 degrees…

A: Given:Volume of air in room, V = 8*9*12 = 864 ft3 or 24.5 m3 Temperature of air, T = 80°F or 299.82…

Q: If 10 m3 of atmospheric air at zero degrees centigrade temperature are compressed to a volume of 1…

A:

Q: 7. Alr at 300K and 200 kPa Is heated at constant pressure to 600K. Determine the change of Internal…

A: Given: T1=300 KP1=200 kPaP2=200 kPAT2=600 K

Q: vertical piston–cylinder assembly

A: Given Data: Mass of the piston is M = 50 kg Area of the piston is A = 0.01 m2 Atmospheric pressure…

Q: ne specific gravity of a liquid fuel at 15.6°C is 0.88. What is its ensity at 32°C?

A:

Q: The cabin pressure in a spacecraft is maintained at 14.0 psia. What will be the force in lbf on a…

A: GIVEN PRESSURE  =P=14psia=14 lb/in2  , window dimensions are wide=w =2.9ft high=h=1.7ft we know that…

Q: A volume of 400 cm³ of air is measured at a pressure of 740 mmHg absolute and a temperature of 18…

A:

Q: A weatherman carried an aneroid barometer from the groundfloor to his office atop a tower. On the…

A: Let us consider the intial pressure at ground level isLet us consider the intial pressure at the top…

Q: The pressure 10 ft below the free surface of a liquid is 6.51 inHg. What is the specific gravity of…

A: Given: Height=10 ft  1 ft=0.3048 m 10 ft=3.048 m Pressure= 6.51 inch of Hg 1 inch of Hg= 3386.39…

Q: The air temperature in a 28-in.3 container with a free-sliding piston is initially measured at 45…

A: Given: The initial volume of container V1=28 in3 The initial temperature T1=45°F=280.372K The final…

Q: What would be the submerged weight (submerged weight = weight – buoyant force) of a 12m³ of steel in…

A:

Q: The speicfic gravity of a liquid is 0.75. what height of that liquid is needed to provide a pressure…

A:

Q: What is the most probably the value of standard atmospheric pressure at sea level?

A: Given Data : Standard atmospheric pressure at sea level

Q: E.1) Someone is traveling on the North Pacific coast, where the atmospheric pressure is 102.5 kPa.…

A:

Q: If the specific gravity of unknown fluid is 13.56, what is its specific weight in lbf/ft³

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Q: The expansion tank of a household hot-water heating system is open to the atmosphere and is 10…

A: Write the given value using suitable variables. Here h signifies expansion tank height. Draw FBD of…

Q: The Louisiana Superdome has an interior volume of 125 million ft³, covered by a 440,000 ft2 roof. On…

A: Write the given data with suitable variables: V=125 million ft3a=440000 ft2=40877.34 m20.092 m21…

Q: A child takes a helium balloon on a plane from Denver (with an air pressure of 0.83 atm) on a cool…

A: Given, Denver, Atmospheric pressure P1 = 0.83 atm Temperature T1 = 20o C = 293 K Volume of ballon V1…

Q: A. Four kg of water is placed in an enclosed volume of 800 L and heat is added until the temperature…

A:

Q: What would be the SG of a gas with a specific weight of 0.127 lb/ft3, if the density of air under…

A: Givenγgas=0.127 lb /ft3γair=0.0037 slugs /ft3

Q: 2. If 100 ft³ of atmospheric air at zero Fahrenheit tempera- ture are compressed to a volume of 1…

A: Given data Atmospheric air volume=100ft3 Intial temperature= 0 degree Fahrenheit Final volume of…

Q: A piece weighing 3 kg in air was found to weigh 2.5 kg when submerged in water. Its specific gravity…

A: Use concept of bouyancy force to evaluate the S.

Q: spherical balloon 5.8 m in diameter is filled with gas weighing 5 N/m3. In standard air weighing 12…

A: