The Earth's atmosphere at sea level and under normal conditions has a pressure of 1.01x105 Pa, which is due to the weight of the air above the ground pushing down on it. How much force due to this pressure is exerted on the roof of a building whose dimensions are 12.7 m long and 11 m wide?

Q: A refinery uses a Venturi tube like the one shown in the figure to monitor the flow of gasoline (? =…

A: density of fluid = ρ= 7 x 102 kg/m3 inlet radius = r1= 2.5 cm outlet radius = r2= 1.4 cm pressure…

Q: A steel cylinder is placed on top of a brass cylinder. Each cylinder is 30 cm tall and has a…

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Q: A solid concrete block weighs 100 N and is resting on the ground. Its dimensions are 0.430 m x 0.150…

A: Given: dimensions of brick :0.430 m x 0.150 m x 0.0790 m weight of brick, W = 100 N 1 atm = 101325…

Q: You are pumping up a bicycle tire with a hand pump, the piston of which has a 1.50-cm radius. What…

A: Given Data : The radius of the piston of the pump is given as r = 1.50 cm. The pressure generated by…

Q: As the initially empty urinary bladder fills with urine and expands, its internal pressure increases…

A: The magnitude T of the tension force acting on one edge of the section is 0.95 N.Explanation:…

Q: The wing of an airplane has an average cross-sectional area of 11 m2 and experiences a lift force of…

A: Given :  cross-sectional area (Area)=11 m2  Lift force (Net force )= 72 000 N We have to find…

Q: A rectangular swimming pool is 20m long and 10m wide and full of water. The bottom of the pool…

A: In the  question, its given that  Length of the pool (l) = 20m Width of the pool (w) = 10m Density…

Q: Long Snorkel: Inhalation of a breath occurs when the muscles surrounding the human lungs move to…

A: The formula for the pressure inside a fluid in-depth h be:

Q: A playroom has dimensions 3700 mm x 4300 mm x 2500 mm. Assuming that the top of your head has a…

A: Downward force of atmosphere The atmosphere has lot of  gases present in it. The summation  of…

Q: A large man sits on a four-legged chair with his feet off the floor. The combined mass of the man…

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Q: A tank holds a large amount of water. A pipe is connected to the tank at the upper end and is open…

A: Bernoulli's equation is P+12ρv2+ρgh=constant…

Q: In order to draw air into your lungs, your diaphragm and other muscles contract, increasing the lung…

A: in this question we use equation of state of gas.

Q: A swimming pool has a depth of 10 m and is filled with salt water with density 1.03 x 10^3 kg/m3.…

A: Depth of swimming pool h = 10 m Density ρ = 1.03×105 kg/m³ Atmospheric pressure Patm = 1.013×105 Pa…

Q: Normal atmospheric pressure at location A is 1.010 x 105 Pa. During a storm, the mercury column…

A: The barometric formula is givenWhere: is the final atmospheric pressure. is the initial atmospheric…

Q: As the initially empty urinary bladder fills with urine and expands, its internal pressure increases…

A: 0.3305 NExplanation:Step 1: Step 2: Step 3: Step 4:

Q: A plastic tube has an inner diameter of d = 13.4 mm, and it can withstand a gauge pressure of Pmax =…

A: Here's how to solve it:*  *Step 1: Identify the relevant forces.*There are two main forces acting on…

Q: If the force on the eardrum increases by 1.5 N compared to the force at atmospheric pressure, the…

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Q: A uniform pressure of 7.0x105 Pa is applied to all six sides of a copper cube. What is the…

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Q: In a tornado or hurricane, a roof may tear away from the house because of a difference in pressure…

A: Page 1

Q: An automobile weighing 1.02 x 10' N has weight equally distributed over its wheels. The weight of…

A: weight of an automobile, W = 1.02×104 N Number of tires = 4 Air pressure in each tire = 1.82×105 Pa…

Q: Salmah is a 55-kg woman, wearing high heels covering the area of A cm?. She is standing on the soft…

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Q: A certain rigid aluminum container contains a liquid at a gauge pressure equal to P0 = 2.02 × 105 Pa…

A:

Q: The deepest point in any ocean is in the Mariana Trench in the Pacific Ocean. The pressure at this…

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Q: At what altitude in the Earth's atmosphere is the pressure equal to %2 of the pressure at sea level

A: Atmospheric pressure or barometric pressure is the pressure within Earth's atmosphere. It is caused…

Q: Pressure is defined by many units. The most common are based on measuring the length of mercury in…

A: Pressure is defined as force applied on the surface per unit area of the surface. Mathematically, P…

Q: A typical donation of whole blood is equal to a pint (473 ml). If the average density of blood…

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Q: An automobile weighing 1.06 104 N has weight equally distributed over its wheels. The weight of the…

A: Given: Total force = 1.06×104 N Pressure  = 1.91×105 Pa

Q: The deepest point in any ocean is in the Mariana Trench in the Pacific Ocean. The pressure at this…

A: The Bulk modulus of elasticity is given by the ratio of change of stress to the fractional change in…

Q: Assuming that the fluid pressure p on a surface of earth A is uniform, when you are in a living room…

A:

Q: The Earth's atmosphere at sea level and under normal conditions has a pressure of 1.01x105 Pa, which…

A: in this question we use simple pressure  formula.

Q: Each tire of an automobile has an area of 0.026 m2 in contact with the ground.  The weight of the…

A: P = F/A where P is the pressure  F is the force  A is the Area .    P = 2.6×104N0.026m2 =…

Q: An Olympic-size swimming pool has a length of 50.0 m, a width of 25.0 m, and contains 2.5 x 10^6 kg…

A: Length of swimming pool (L) = 50 m Width of swimming pool (w) = 25 mHeight of water in the swimming…

Q: The atmospheric pressure above a swimming pool changes from 745 to 764 mm of mercury. The bottom of…

A:

Q: Atmospheric pressure is about 1.00 × 105 Pa on average. What is the downward force of the air on a…

A:

Q: An office window has dimensions 2.7 m by 2.3 m. As a result of the passage of a storm, the outside…

A: Net Force

Q: At a given instant, the blood pressure in the heart is 1.1 x 104 Pa. If an artery in the brain is…

A: Given  Pressure in the heart P=1.1×104 Pa Height of brain h=0.38 m Density of blood ρ=1125kg/m3

Q: A pressurized tank supplies water to a hose. The hose rises h=1.3 m above the tank before spraying…

A:

Q: The Earth's atmosphere at sea level and under normal conditions has a pressure of 1.01x105 Pa, which…

A: