Explain the concept of air pressure in terms of weight of air above some level.

Q: | نقطتان )2( -- drink lot of water because l .am thirsty must have to

A: I have to drink a lot of water because I am thirsty  here we need to use have to instead of must

Q: Derive the formula used in determining the specific gravity for when (a) the gage liquid is denser…

A: Define the variables to be used in the solution, ρg =Density of gauge liquid ρu =Density of unknown…

Q: Air 4ft Water Air B 2ft 2ft Find the pressures at A, B, C and D 4t A. Water

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Q: What should be the water line gage pressure in the ground floor of a building so that water can rise…

A: Given Data  Height of the fifth floor, H=15m Density of  the water, d=1000 Kg/m3 Acceleration due to…

Q: An open storage vessel has 3 m of oil (SG = 0.82) and 6 m of water. Find the pressure at the bottom…

A: Given data: ho=3 mSG=0.82hw=6 m Need to determine the pressure at the bottom of the tank.

Q: If the specific weight of a liquid is 25 kN/m. What will be the volume of liquid having mass of 1000…

A: Solution Given Data Specific Weight=25kN/m                  Mass=1000 kg

Q: The pressure of an aircraft tyre is measured at gauge pressure of 3 bar on the ground at the airport…

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Q: Ex2:-The specific weight of glycerin is 78.6 Ib/ft'. Compute its density and specific gravity. What…

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Q: Calculate the weight of a reservoir of oil if it has a mass of 825 kg.

A: Given: mass of oil, m = 825 kg To find : weight of the reservoir (w)

Q: Calculate the specific weight in N/m^3 of two liters of a liquid which weight 15N

A: Given data: V=2 literW=15 N Need to determine the specific weight of the fluid.

Q: osed cylindrical container is filled with a fluid that has a specific gravity of 2.7. What is the…

A: Given:Specific gravity,s=2.7Depth of the fluid, h=20 m

Q: atmospheric pressure at sea level under standard condition is _ inches of mercury (Hg) or _ pounds…

A: Solution: Standard sea-level pressure, by definition, equals 29.92 inches of mercury, 14.70 pounds…

Q: Problem 2: A 20 cm^3 cylindrical object has a density of 0.876 g/ml. When placed in a container of…

A: Volume of the cylindrical object, Vobject= 20 cm3 Density if the cylindrical object, ρobject= 0.876…

Q: Calculate specificweight of liquid having volume 10 m3 and weight of 50 KN

A: Given:-Volume, V=10m3Weight, W=50 KNTo find:-Specific weight

Q: An atmospheric pressure of 116 KPa will be supported by how much height of mercury?

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Q: A tank will hold 153 tonnes when ful of of fresh water.Find how many tonnes of oil of relative…

A: Given:Freshwater quantity, m=153 tonnesdensity of fresh water, ρ=1000 kg/m3Realtive density of…

Q: Calculate specific weight of liquid having volume 20 m3 and weight of 50 KN

A: Given data : Volume =20 m3weight =50 KN

Q: Calculate the specific weight of air at 3.2 oC at atmospheric pressure. Enter value only in N/m3

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Q: dy² Pg , where g is the acceleration due to gravity μ

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Q: What is a pure substance? Write any four examples of pure substance. Draw tv and Py diagram of water…

A: Pure substance is a substance of constant chemical composition throughout its volume of mixture…

Q: hat is the maximum weight of cargo that can lift

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Q: high-pressure area and low-pressure area are

A: Solution given below.

Q: the tank is allowed to float in fresh water, will the

A: Given Data : Rectangular Tank  Dimensions of tank  (120*66*60) cm b= 60 cm h= 120 cm c=66 cm Weight…

Q: What is the pressure on a swimmer 5m below the surface of a lake?

A: Given data: h=5 m Need to determine the pressure on the swimmer.

Q: Air 4ft Water Air 2ft + 2ft Find the pressures at A, B, C and D 4t Water

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Q: A vessel of 4m cube volume contains an oil which weights 30.2 KN. Determine specific gravity of the…

A: Given data: The volume of the vessel is; V=4 m3. The weight of the oil contained by the vessel is;…

Q: (a) Determine the mass of water

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Q: The figure shows how an L-shaped gate with a width of 2m, controls the level up to 4m. It is desired…

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Q: mass of water

A: Given;  Total pressure is= 100 KPaTemperature is= 300CGiven that,  Saturation pressure of water at…

Q: Atmospheric pressure at sea level under standard conditionsis _____ inches of mercury (Hg) or _____…

A: The force per unit area that is exerted by an atmospheric column is referred to as atmospheric…

Q: What is the force from water pressure on a dam?

A: The force exerted by the water on the surface of dam is called the pressure force. This force always…

Q: No. of intensive properties needed to define the state of water when at triple point.

A: Given Triple point of water To find Number of intensive properties Triple point is the state where…

Q: Q) Submarines use principle of 'neutral buoyancy' to go into * .the water

A: Neutral buoyancy means that the water displaced by submarine is equal to weight of submarine.

Q: A weather report indicates the barometric pressure is 29.75 in of mercury. What is the atmospheric…

A: Specific weight of water = 62.4 lb/ft3   Relative density of mercury= 13.6 Manometric height = 29.75…

Q: Q2 Calculate the specific weight, specific mass, specific volume and specific gravity of a liquid…

A: The vlume is v=6 m3. The weight is w=44 kN.

Q: A vessel of 4m cube contains an oil which weights 30.2 KN. Determine specific gravity of oil.

A: Calculate the mass of the fluid or oil. m = weight /g     = (30.2*103)/(9.81 m/s2)     = 3.078 kg…

Q: What is the density of 1 litre of liquid which weighs 8 N?

A: Weight(W) of given liquid is 8N and its volume (V)=1 litre =10-3 m3 So Weight (W) is given by m×g,…

Q: Example 2. Calculate the density, specific weight and weight of one liter of petrol of specific…

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Q: 1.) Differentiate density and specific gravity. Explain briefly. 2.) What is the AES unit for…

A: Density = mass/volume Specific gravity= densitymaterial/density reference material

Q: What is difference in DENSITY AND SPECIFIC GRAVITY?

A: Density is defined as the mass per unit volume  Its unit is Kg/m3 Density is the absolute quantity

Q: a) Consider a large cubic ice block floating in seawater. The specific gravity of ice is 0.91. If 10…

A: We are suppose to solve only one question. Please post other question as a separate question.

Q: Convert 2.543 inHg to lb/ft2  manually. Show the step by step Conversion

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Q: A cylindrical tank contains water to a depth of 0.90 m. What is the resulting pressure in kPa at the…

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Q: 2 litre of petrol weighs 14n. calculate the specific weight, density, specific volume and specific…

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Q: Exercise 1.4 1. A skin diver wants to determine the pressure exerted by the water on her body after…

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Q: B- The density of a certain type of jet fucl is 500 kg/m'. Determine its specific gravity and…

A: Given Data :   Density of a jet fuel ρ=500Kgm3 Specific Gravity (S),Specific weight (w) in SI unit…

Q: Calculate specific weight of liquid having volume20 m3 and weight of 100 KN

A: Given data : weight =100 KNVolume=20 m3

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: An object weighs 1.500 grams in air, 1.250 grams in water. Determine the specific gravity of the…

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