How Much Force Is Exerted On The Roof

What is the pressure difference. Hail comes straight down at a mass rate of m δt 0 030 kg s and an initial velocity of v0 16 m s and strikes the roof perpendicularly. A is the pressure above the roof higher or lower than the ressure inside the house.

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A hurricane wind blows across a 6 00 m times 15 0 m flat roof at a speed of 190 km hr.

How much force is exerted on the roof.

If the roof cannot withstand this much force will it blow in or blow out. 13 56 problem a hurricane wind blows across a 5 00m x 19 0m flat roof at a speed of 110 km hr. A hurricane wind blows across a 6 0mx15 0m flat roof at a speed of 130 km h. P 1 2 1 29 33 33 2 716 n m2 or pa pressure above the roof 101325 716 100 609 pa.

Is the air pressure above the roof higher or lower than the air pressure inside the house. Air flows through the tube shown in figure p63 at a rate of 1200 cm 3 s. Expert answer 100 1 rating previous question next question transcribed image text from this question. Get more help from chegg.

Calculate the force exerted by the hail on the roof. Net force nf of if 9 6 10 6 9 6 10 6 0. Inner force if of 9 6 10 6 n. Air flows through the tube shown in figure p64.

C how much force is exerted on the roof. D if the roof cannot withstand this much force will it blow in or blow out. If the roof cannot withstand this much force will it blow in or blow out. Show transcribed image text.

Use 1 28 kg m 3 for the density of air. How much force is exerted on the roof. If the roof can t withstand this much force will it blow in or blow out. Use 1 28 kg m 3 for the density of air.

Explain what is the pressure difference. What is the pressure difference. A is the air pressure above the roof higher or lower than the pressure inside the house. How much force is exerted on the roof.

B what is the pressure difference δp pinside poutside. A hurricane wind blows across a 7 50 m times 11 2 m flat roof at a speed of 190 km hr. A hurricane wind blows across a 6 0 m x 15 m flat roof at a speed of 130 km hr. What is the height h of mercury in the right side of the u tube.

A is the air pressure above the roof higher or lower than the pressure inside the house. How much force is exerted on the roof. D if the roof cannot withstand this much force will it blow in or blow. How much force is exerted on the roof.

Homework equations not sure the attempt at. Unlike rain hail usually does not come to rest after striking a surface. Pressure inside the house is still air at 101325 pa. Outer force of 95 1 01000 10 5 9 6 10 6 n.

B what is the pressure difference. C how much force is exerted on the roof. If the roof cannot withstand the force will it blow in or out. C lifting force on the roof p a.

B how much force is exerted on the roof. Assume that air is an ideal fluid.

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