15. In an altitude of 5m, the speed of the hose from the nozzle is 2 m/s and its pressure is 65000 Pa. What happen to the pressure when the altitude is increased to 7m and has a speed of 3 m/s?

Q: 10. Three children each having a mass of 37.4 kg make a log raft by lashing together logs of…

A: The volume of the log is given as, Here, d and l represent the diameter of log and the length of…

Q: 8. A small circular hole 6.00 mm in diameter is cut in the side of a large water tank, 14.0 m below…

A:

Q: A container is filled to a depth of 22.0 cm with water. On top of the water floats a 33.0-cm-thick…

A: Write the given values with the suitable variables. h1=22 cm=0.22 mh2=33 cm=0.33 msg=0.6 Here, h1,…

Q: A large container holds several liquid in different layers. The first layer from the surface has a…

A: Absolute pressure = gauge pressure - atmospheric pressure Gauge pressure is given by P=ρgh Where, ρ…

Q: 3. A barrel will rupture when the gauge pressure within it reaches 350 kPa. It is attached to the…

A: A barrel will rupture when the gauge pressure within it reaches 350 kPa. It is attached to the lower…

Q: Water is pumped through a vertical 5.0 cm cement-lined steel pipe to an elevated tank on the roof of…

A: Given Diameter = d =5 cm = 5 × 10-2 m Rate of flow Q= 9.5 L/s = 9.5 × 10-3 m3 /s

Q: 12. A person who weighs 625 N is riding a 98-N mountain bike. Suppose that the entire weight of the…

A: Here, P=FAA=FP=12Wperson+WbikeP

Q: Blood plasma (at 37.0°C) is to be supplied to a patient at the rate of 2.80 x 10-6 m3/s. If the tube…

A: Given Data: The blood flow is, Q=2.80×10-6 m3/s The radius of a vein is, r=2.00 mm The length of a…

Q: 8. A horizontal pipe is uniform in area. Side 1 has a pressure of 151 kPa and side 2 is open to the…

A:

Q: ermine the pressure at the base of an open tank, if it contains a layer of 7 cm of Hg, 20 cm of…

A: Given:- it contains a layer of 7 cm of Hg 20 cm of water 30 cm of oil and specific density areas…

Q: 2. A jar of water with a height of 25 cm. Find the absolute pressure at the bottom of the jar, the…

A:

Q: A container is filled to a depth of 16.0 cm with water. On top of the water floats a 25.0-cm-thick…

A:

Q: 2. Water is flowing in a fire hose with a velocity of 1.0 m/s and a pressure of 200 k Pa. At the…

A:

Q: 4. What will happen to the pressure if more water is added while the same amount is removed? 0…

A: Let the initial height of water above the gauge meter = h The density of water = d The acceleration…

Q: 1. A water fountain that is fed by al5 cm diameter cylindrical pipe that carries water horizontally…

A:

Q: (10.22) An open-tube mercury manometer is used to measure the pressure in an oxygen tank. When the…

A: Solution:-

Q: 11. A 6.0 cm diameter horizontal pipe gradually narrows to 4.5 cm. When water flows through this…

A: Given: The inlet diameter of pipe is d=6 cm. The outlet diameter of pipe is d'=4.5 cm. The pressure…

Q: A container is filled to a depth of 24.0 cm with water. On top of the water floats a 34.0-cm-thick…

A: Answer:-  Given  Density of water (pwater) = 1000 kg/m3 Density of oil(po) = 0.900 × 1000…

Q: The mass of air in a room which is 3m×5m?×20m is known to be 350 kg. Find its density.

A: As per guideline we are suppose to do only one question from multiple questions, please post the…

Q: 2. A fire hose with an inside diameter of 6.40 cm is connected to a water hydrant very close to the…

A: Pressure near the ground, P1=1.5x106 Pa the radius of hydrant near the ground, R1=3.2 cm the radius…

Q: 8. Given the following venturi meter and the two pressures shown, calculate the mass flow rate of…

A: The mass flow rate of water is given by ,  Avd where A = cross section area   d= density of water…

Q: 2. A reservoir dam holds an 8.00-km? lake behind it. Just behind the dam, the lake is 12.0 m deep.…

A:

Q: A container is filled to a depth of 19.0 cm with water. On top of the water floats a 29.0-cm-thick…

A: We have to use a basic formula for pressure equation.

Q: Problem 10.50 A 5.5 cm diameter horizontal pipe gradually narrows to 4.1 cm . When water flows…

A:

Q: A container is filled to a depth of 21.0 cm with water. On top of the water floats a 33.0-cm-thick…

A:

Q: 8. Gauge pressure is the total pressure minus the atmospheric pressure or P - Po. The gauge…

A:

Q: 9. A liquid is flowing through a horizontal pipe whose radius is 2.10 ×10-2 m. The pipe bends…

A:

Q: A piece of metal is released under water. The volume of the metal is 50.0 cm and its specific…

A:

Q: The top of a treasure chest lies 10.8 m below the surface of Lake Ontario.  What is the absolute…

A: Atmospheric pressure,  Depth,  Acceleration due to gravity,  Density of water,

Q: 4. A pipe with a radius of 15 cm connected with another pipe with a radius of 5 cm. Both are in a…

A:

Q: •55 How much work is done by pressure in forcing 1.4 m³ of water through a pipe having an internal…

A: How much work is done by pressure in forcing 1.4 m of water through a pipe having an internal…

Q: Blood plasma (at 37.0°C) is to be supplied to a patient at the rate of 2.80 × 10−6 m3/s. If the tube…

A: Given that:Flow rate, Q=2.80×10-6 m3/sRadius of vein, R=2.00×10-3 mLength, L=67.6 cm=0.676…

Q: A horizontal pipe (Venturi Tube) 10.0 cm in diameter has a smooth reduction to a pipe 5.00 cm in…

A: Given data The first diameter is d1=10.0 cm The second diameter is d2=5.00 cm The first pressure is…

Q: base area 0.4m and height 40 cm is filleu w The pressure of water on the base. The total pressure on…

A:

Q: A container is filled to a depth of 19.0 cm with water. On top of the water floats a 26.0-cm-thick…

A:

Q: A container is filled to a depth of 19.0 cm with water. On top of the water floats a 31.0-cm-thick…

A: Given:- hw = 19 cm = 0.19 m h0 = 31 cm = 0.31 m Specific gravity of oil = 0.600

Q: 1) You have a cube of Osmium which is 0.050-m on a side and has a weight of 27.7-N in air. (A)…

A: Given Side of osmium a=0.05m Weight of cube W=27.7N Density of mercury ρmercury=13600kg/m3

Q: 15. Water flows through a pipe as shown below at a velocity of 0.20 m/s. The diameter at point 1 is…

A:

Q: A raft is 4.2 m wide and 6.5 m long. When a horse is loaded onto the raft, it sinks 3.0 cm deeper…

A: Answer             W  = 8026.2 N

Q: A horizontal segment of pipe tapers from a cross-sectional area of 44.6 cm2 to 0.500 cm2. The…

A: Given: The cross-section area of the pipe at section-1 is 44.6 cm2. The cross-section area of the…

Q: 12. Water flows steadily through a horizontal pipe of varying cross-section. At one place the…

A:

Q: A 1.9 m length of horizontal pipe has a diameter of 1.58 x 10-2 m. Water flows with a volume flow…

A: Length, L = 1.9 m  diameter, d = 1.58 x 10-2 m  Volume rate, V = 10.2 x 10-3 m3/s  η = 103 x 10-5 Pa

Q: The intake in the figure has cross-sectional area of 0.79 m2 and water flow at 0.48 m/s. At the…

A: Area of intake (A1) = 0.79 m2velocity of water at intake (v1) = 0.48 msD = 180 m velocity of water…

Q: 10. Water flows at a rate of 730.0 liters/min through a horizontal 5.80-cm diameter pipe under a…

A: 10. Apply equation of continuity for the initial condition, then Q=A1v1730 ltr/min×1.66×10-5 m3/s1…

Q: 2.45 A pressure of 2 x 10° N/m' is applied to a mass of water that initially filled a 2000 cm³…

A: Given: The intial volume is 2000 cm3. The applied pressure is 2x106 N/m2.

Q: 71. * A liquid is fl owing through a horizontal pipe whose radius is 0.0200 m.The pipe bends…

A: Let V be the velocity, P be the pressure, r be the radius, ρ be the density, and A be the area.r1 =…

Q: 15.2 A 50 cm tall cylindrical flask is half-filled with mercury, and the rest with water. If the…

A:

Variation of pressure

From the equation of pressure, pressure is directly proportional to the applied force.