Net force nf of if 9 6 10 6 9 6 10 6 0.
How much force is exerted on the roof.
P 1 2 1 29 33 33 2 716 n m2 or pa pressure above the roof 101325 716 100 609 pa.
What is the pressure difference.
Outer force of 95 1 01000 10 5 9 6 10 6 n.
A hurricane wind blows across a 6 0 m x 15 m flat roof at a speed of 130 km hr.
B what is the pressure difference.
13 56 problem a hurricane wind blows across a 5 00m x 19 0m flat roof at a speed of 110 km hr.
Inner force if of 9 6 10 6 n.
C lifting force on the roof p a.
D if the roof cannot withstand this much force will it blow in or blow.
Air flows through the tube shown in figure p64.
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Air flows through the tube shown in figure p63 at a rate of 1200 cm 3 s.
Homework equations not sure the attempt at.
Expert answer 100 1 rating previous question next question transcribed image text from this question.
Assume that air is an ideal fluid.
Use 1 28 kg m 3 for the density of air.
D if the roof cannot withstand this much force will it blow in or blow out.
What is the height h of mercury in the right side of the u tube.
If the roof cannot withstand the force will it blow in or out.
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.
How much force is exerted on the roof.
A is the air pressure above the roof higher or lower than the pressure inside the house.
Explain what is the pressure difference.
Unlike rain hail usually does not come to rest after striking a surface.
Is the air pressure above the roof higher or lower than the air pressure inside the house.
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.
A hurricane wind blows across a 6 0mx15 0m flat roof at a speed of 130 km h.
B what is the pressure difference δp pinside poutside.
A is the pressure above the roof higher or lower than the ressure inside the house.
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.
If the roof cannot withstand this much force will it blow in or blow out.
Pressure inside the house is still air at 101325 pa.
How much force is exerted on the roof.
A is the air pressure above the roof higher or lower than the pressure inside the house.
C how much force is exerted on the roof.
A hurricane wind blows across a 7 50 m times 11 2 m flat roof at a speed of 190 km hr.
How much force is exerted on the roof.
Show transcribed image text.
What is the pressure difference.
If the roof cannot withstand this much force will it blow in or blow out.