Q: W A container is filled to a depth of 20.0 cm with water. On top of the water floats a 30.0-cm-thick…
A: Given: depth of water, hw = 20 cm = 0.2 m depth of oil, ho = 30 cm = 0.3 m density of oil,do =…
Q: Q3: A cork has a volume of 4.25 cm. The density of cork is 207 kg/m. What volume of the cork is…
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Q: The pressure in a water line is 1500 kPa. What is the line pressure in (a) lb/ft2 units and (b)…
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Q: A hydraulic lift is used to jack a 960 kg car 42 cm off the floor. The diameter of the output piston…
A: (a) From Pascal's law Pin=PoutFinAin=FoutAoutAin=AoutFinFout =πdout24Finmg =π0.18 m24380…
Q: Q7/ Two pistons of a hydraulic lift have diameters of 60 cm and 5 cm. What is the force exerted by…
A: Given : Diameter of large piston = 60 cm Diameter of small piston = 5 cm…
Q: What is the fluid density of the unknown liquid if the pressure is 312.202 kPa, height is 2m below…
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Q: wooden block is at the level of the water. (a) What is the density of the wood? 0.370 x kg/m³
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Q: A block of metal weighs 40 N in air and 30 N in water. What is the buoyant force on the block due to…
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Q: A cubical block of wood, 10.0 cm on a side, flaats at the interface between oil and woter with its…
A: Given Side of cube = 10cm = 0.1m Density of oil = 790kg/m3
Q: A water tank has a leak in position 2 shown in the figure, where the water pressure is 500…
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Q: A water vessel was designed to go 149 miles underwater, with the surrounding fluid having a density…
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Q: What is the pressure in the water after it goes up a 4.8-m-high hill and flows in a 5.0 x…
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Q: The main water line enters a house on the first floor. The line has a guage pressure of 1.55 x 105…
A: a)Pressure due to water column is,
Q: A 10.0 kg object weighs 95.5 N in water. (a) What is the buoyant force? (b) What is the volume of…
A: Given that Mass of object m = 10 kg Weight in water W2 = 95.5 N
Q: At a depth of 1500 m in an ocean. What is the gauge pressure?
A: Gauge pressure if the pressure difference between absolute pressure, and atmospheric pressure.
Q: A stone weighs 450 N in air and 200 N in water. What is the volume of the stone? The density of the…
A: weight of stone in air = 450 N weight of stone in water = 200 N density of water = 1000 kgm3
Q: Explain pressure in the fluid? And what is Pascal's principle?
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Q: A large truck tire is inflated to a gauge pressure of 58 psi. The total area of one sidewall of the…
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Q: Water in the lake behind Hoover Dam is 221 m deep. What is the gauge water pressure at the base of…
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Q: A large truck tire is inflated to a gauge pressure of 64 psi. The total area of one sidewall of the…
A: Gauge pressure (P) = 64 psi Area of one side wall of tire (A) = 1280 in2
Q: A rock with a mass of 575 g in air is found to have an apparent mass of 347 g when submerged in…
A: At equilibrium, the net force on the rock in the vertical direction must be zero. Take the upward…
Q: 9. A fountain shoots water 8 m straight up. a. What is the pressure at the point where the water…
A: Given : Height of the fountain, h = 8m Determine : a) the pressure at the point where…
Q: An object that is 1 meter under water, experiences a pressure of 10 kg*m/s2. What is the density of…
A: depth at which an object is placed (h) = 1 m Pressure (P) = 10 kgms2
Q: The depth of water behind the Hoover dam is 393 m. The density of water is 1,000 kg/m³. What is the…
A: Given Depth h = 393 m Density = d = 1000 kg/m3 Acceleration due to gravity g = 9.8 m/s2
Q: Pressure in a fluid: A cubical box, 8.00 cm on each side, is immersed in a fluid. The gauge pressure…
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Q: Scientist found evidence that mars may once have had an ocean that is 0.500 km deep. The…
A: Given data: Depth of the evidence, h=0.5 km=0.5×103m Acceleration due to gravity, g=3.71 m/s2 Known…
Q: What is the absolute pressure at the bottom of a 10m water tank?
A: The pressure at the bottom is sum of atmospheric pressure and fluid pressure. The unit of pressure…
Q: The Buoyant Force. (a) When ice floats in water at 00C, what percent of its volume is submerged? (b)…
A: Given:Density of ice at 0°C = 0.9187 g/ccDensity of water at 0°C = 0.9998 g/cc
Q: What is the pressure at the bottom of a 5 m tall column of fluid with atmospheric pressure 101 kPa…
A: Pressure=101kpa Temperature=20◦C
Q: A block of an unknown material floats in water with 39% of it below the surface. What is the density…
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Q: 8. A student compresses a sponge. a) What happens to the volume of the sponge? Explain. b) What…
A: A student compresses a sponge
Q: An iceberg with a weight of 90000N floats on the surface of the north atlantic ocean and is…
A: The volume displaced by the water is
Q: What is the gauge pressure in millimeters of mercury inside a soap bubble 0.164 m in diameter? mm…
A: The excess pressure inside a small spherical drop of radius r is given by P=4γr Here, P is the…
Q: The depth of the Pacific Ocean in the Mariana Trench is 36,198 ft. What is the gauge pressure at…
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Q: The aqueous humor in a person's eye is exerting a force of 0.135 N on the 1.27 cm2 area of the…
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Q: The density of mercury is 13,600 kg/m3, what is the gauge pressure under 10 meters of mercury?
A: Solution: Given that density of mercury is, p = 13,600 kg/m3 height h = 10 m
Q: 4. A 10.0 kg object weighs 95.5 N in water. (a) What is the buoyant force? (b) What is the volume of…
A: Given, Mass of an object m = 10 kg Weight inside water Win = 95.5 N Now calculating the Weight of…
Q: What is the density of water at 4oC and one atmospheric pressure?
A: Given data: Temperature, T=40C=4+273 K=277 K Pressure, P=1 atm=1.01×105Pa Known data: Universal gas…
Q: A round wooden log with a diameter of 73 cm floats with one-half of its radius out of the water.…
A: Given that, diameter =73 cm =0.73 m
Q: An iron anchor of density 7810.00 kg/m³ appears 191 N lighter in water than in air. (a) What is the…
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Q: What is the pressure (kPa) at the bottom of an open cylindrical container filled with a fluid with…
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Q: Q1: At a point 6.8 m below free surface of water, what is the pressure at the point in mm of Hg)? If…
A: Given data: Height below the free surface of water is, h=6.8 m. Atmospheric pressure is, P0=760 mm…
Q: What is the total pressure at point A?
A:
Q: A block of an unknown material floats in water with 13% of it below the surface. What is the density…
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- -A piece of stone weighs 0.05 pounds. When it is submerged in a graduated cylinder containing 50 ml of water, the level rises to 60 ml. What is the density of stone in g/ml. Ans 2.27 g/ml -The temperature at which mercury freezes is -35°C. What temperature in degrees Fahrenheit at which a mercury thermometer cannot be used? Ans. -31 °F500 Ibm of methane gas is stored in a container of dimensions 4 m length, 4 m width and 6 m height under pressure of 200 kPa and temperature of 25 °C. What is the density of gas in the container in Kg/m'?A hot air balloon uses the principle of buoyancy to create lift. By making the air inside the balloon less dense then the surrounding air, the balloon is able to lift objects many times its own weight. A large hot air balloon has a maximum balloon volume of 2090 m3. a. If the air temperature in the balloon is 54 °C, how much additional mass, in kilograms, can the balloon lift? Assume the molar mass of air is 28.97 g/mol, the air density is 1.20 kg/m3, and the air pressure is 1 atm.
- The air pressure inside the tube of a car tire is 338.0 kPa at a temperature of 14.5 °C. What is the pressure of the air, if the temperature of the tire increases to 63.5 °C? Assume that the volume of the tube doesn't change. Submit Answer Tries 0/12 What is the air pressure inside the tube, if the volume of the tube is not constant, but it increases from 24.6 I to 25.1 I during the warming process described above? Submit Answer Tries 0/12The tires on a race car are filled with air at 10o C, to a gauge pressure of 35 lb/in2 (about 2.4 x 105 Pa). The gauge pressure is the difference between the pressure in the tire and the atmospheric pressure outside the tire. During the race, the tires heat up to 120o C. What will be the gauge reading for the tire pressure at this temperature?A gas is heated to 75 °C and a pressure of 200 kPa. If the container is compressed to hold a volume of 700 mL, what was the volume of the gas, (in litres), at a temperature of 40 °C and 100 kPa pressure? B. A vessel of volume 5x10-5 m3 contains hydrogen at a pressure of 1.5 Pa at a temperature of 37 °C. Estimate: i. The number of molecules of hydrogen gas in the vessel. (4 marks) ii. The number of moles of hydrogen. iii. Mass of hydrogen iv. The kinetic energy of hydrogen. v. The root mean square speed. Given: M = 1.008 g/mol; R = 8.31 J/mol-K; NA = 6.02 x 1023 mol-1; k = 1.38 x 10-23 J/K
- PROBLEM 1. What mass of air in kilogram is needed to fill an 80.0 L tank to a pressure of 150.0 atm at 27.0°C? PROBLEM 2. At what temperature in Kelvin does 5.00g of Air occupy a volume of 50.0 L at a pressure of 1.01 atm?1. Large helium-filled balloons are used to lift scientific equipment to high altitudes. (a) What is the pressure inside such a balloon if it starts out at sea level with a temperature of 10 °C and rises to an altitude where its volume is twenty times the original volume and its temperature is -44°C? P₂= atm (b) What is the gauge pressure? (Assume atmospheric pressure is constant.) Gauge pressure: atmHow many moles of gas are in a bike tire with a volume of 2.00×10 – 3 m3(2.00 L), a pressure of 7.00×105 Pa (a gauge pressure of just under 90.0 lb/in2 ), and at a temperature of 18.0ºC ?
- A gas consists of NO₂ molecules at temperature T. What is the r.m.s. speed of the molecules, in m/s? The mass of an NO₂ molecule is 1.53x10-26 kg. T = 10 °C; (in m/s) OA: 639.3 OB: 747.9 OC: 875.1 OD: 1023.8 OE: 1197.9 OF: 1401.5 OG: 1639.8 OH: 1918.61. Large helium-filled balloons are used to lift scientific equipment to high altitudes. (a) What is the pressure inside such a balloon if it starts out at sea level with a temperature of 10 °C and rises to an altitude where its volume is twenty times the original volume and its temperature is -46 °C? P₂ = ✔atm (b) What is the gauge pressure? (Assume atmospheric pressure is constant.) Gauge pressure: atmA weather balloon filled with helium gas has a volume of 300 m³ and pressure 1.4 x 105Pa at the Earth's surface (where the temperature is 293 K). The balloon is then released and moves to a high altitude, where the pressure in the balloon is 8.95 x 10*Pa and the temperature is 250 K (-23°C). What is the new volume of the balloon? A-V= 100 m³, B- V= 163.7 m³ C-V= 184 m³, D- V= 197m3, E-V = 400 m³, A В D O E