Which object exerts the most pressure, which the least? 1 lb, area that touches floor: 1 in x 1 in A D B C 4 lb, 2in x 2in ? 1 lb, 2 in x 1/2 in 36
Q: Why does the lift on an airplane wing increaes as the speed of the airplane increases?
A: Answer :- (b)
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Q: The wing of an airplane has an average cross-sectional area of 13 m2 and experiences a lift force of…
A: Write the given values with suitable variables. A=13 m2F=91000 N Here, A denotes the average…
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A: Given :- Pressure P = 45000.0 pa. Area of cylinder A = 0.900 m2
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A: Given: The bore diameter of the cylinder is 4.5 inches. The rod diameter is 1.5 inches. The force…
Q: A cube of unknown material is 0.200 m on each side and has a mass of 17.6 kg. It is suspended in a…
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Q: How much should the pressure on a litre of water be changed to compress it by 0.20%?
A: Given:A litre of water is compressed by 0.20%
Q: The wing of an airplane has an average cross-sectional area of 13 m2 and experiences a lift force of…
A: Given: Average cross sectional area of wing, A = 13 m2 Lift force, F = 97000 N
Q: In a classroom demonstration, an 820 N student lies on a bed of sharp, evenly spaced, vertical…
A: (a)The average force exerted by the nail on the student’s body is,Here, W is the total weight of the…
Q: A vertical, cylindrical pipe has a height of 2.0 m and a radius of 8.0 cm. Water flowing upward from…
A: Given dataPB=100 kPa=100×103PaPT=60 kPa=60×103PaH=2.0mVB=3 m/sVT=? The density of the water ρ=1000…
Q: A viewing window on the side of a large tank at a public aquarium measures 37 in. by 42 in. The…
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Q: A friend asks you how much pressure is in your car tires. Unfortunately, you have misplaced your…
A:
Q: of the person is evenly distributed, determine the pressure exerted on the floor
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Q: three legged stool supports a 89-kg person. If each leg of the stool has a cross-sectional
A: Mass of three legged stool is M=4.5 kg Mass of the person is m=89 kg Diameter of cross-section of…
Q: Problem 4: Nail tips exert tremendous pressures when they are hit by hammers. What force must be…
A: diameter of circular tip (d) = 1mm d = 0.001mradius of…
Q: A viewing window on the side of a large tank at a public aquarium measures 49 in. by 54 in. The…
A: Given dimension 49 in by 54 in Pressure P=6 psi
Q: The cube with 2.00 m wide and 2.00 m long and 2.00 m high has a weight of 900.00 N. What pressure…
A: The area of a side of the cube is 2×2=4 m2
Q: A rigid cube (each side is 0.60 m ) is filled with water and frozen solid. When water freezes its…
A: side of cube, a = 0.60 m. When water freezes its volume expands about 9.0%.
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- A viewing window on the side of a large tank at a public aquarium measures 58 in. by 68 in. The average gauge pressure from the water is 3 psi. What is the total outward force on the window?lbLikuid petroleum exerts a presure of 2.60 kPa on a circular face of a piston with a radiusr = 1.90 cm. What is the total force on the piston?The wing of an airplane has an average cross-sectional area of 13 m3 and experiences a lift force of 89,000 N. What is the average difference in the air pressure between the top and bottom of the wing ?
- A vacuum-style lift assist exerts a vertical force on an object by attachment of one or more suction cups to the top of that object. For a lift with four suction cups to provide at least 500 N of lifting force, what is the minimum vacuum pressure (mm Hg) allowable inside each 76-mm-diameter cup attached to the object? Pcup i mm Hg20) The absolute pressure is A the gauge pressure minus the atmospheric pressure B the gauge pressure plus the atmospheric pressure C the atmospheric pressure plus 14.7 psi D the gauge pressure divided by the minus the atmospheric pressure1a) Calculate the mass of a solid gold rectangular bar that has dimensions lwh = 4.80 cm ✕ 14.0 cm ✕ 23.0 cm. (The density of gold is 19.3 ✕ 103 kg/m3.) kg = 1b) The four tires of an automobile are inflated to a gauge pressure of 2.1 105 Pa. Each tire has an area of 0.024 m2 in contact with the ground. Determine the weight of the automobile. N =