dentical-size lead and aluminum cubes are suspended at different depths by two wires in a large vat of water (Fig. Q12.30). (a) Which cube experiences a greater buoyant force? (b) For which cube is the tension in the wire greater? (c) Which cube experiences a greater force on its lower face?

Q: Water flows through a pipe of cross-sectional area, A, at a rate of 4 kg/s. The pipe then narrows to…

A: Water flows through a pipe of cross-sectional area, A, at a rate of 4 kg/s. The pipe then narrows to…

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A:

Q: A cube of wood having an edge dimension of 20.3 cm and a density of 649 kg/m3 floats on water. (a)…

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Q: Assume your home uses the water pipe system below where a pump produces a pressure of P1 =…

A:

Q: A hypodermic needle is 3.0 cm in length and 0.30 mm in diameter. What pressure difference between…

A: Given: length of needle,l  = 3 cm = 0.03 m diameter, d = 0.3 mm  radius, r = 0.15 mm = 0.15 x 10-3 m…

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A: Given:-  A2=1.7 A1  V1=0.39 m/s  ρ = 1060 kg/m3 Find:-  determine the amount by which the pressure…

Q: A cube of wood having an edge dimension of 20.5 cm and a density of 645 kg/m3 floats on water. (a)…

A: Given:  edge, a = 20.5 cm  density of wood, d =  645 kg/m3

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Q: 12.72 • Block A in Fig. P12.72 Figure P12.72 hangs by a cord from spring bal- ance D and is…

A: mass of beaker=1.3 kgmass of liquid=1.8 kgReading in D=2.15 kgReading in E=7.5 kgVolume of…

Q: A wooden block floats in water, and a steel object is attached to the bottom of the block by a…

A:

Q: Which fluid principle states that a change in pressure at any point in a confined fluid is…

A: Given  a statement that “change in pressure at any point in a confined fluid is transmitted in all…

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A:

Q: A raft is constructed of wood having a density of 6.00x102 kg/m³. Its surface area is 5.30 m? and…

A:

Q: What is the pressure drop (in N/m²) due to the Bernoulli effect as water goes into a 3.50 cm…

A:

Q: A cylindrical disk of Figure E12.21 -30.0 cm- wood weighing 45.0 N and hav- ing a diameter of 30.0…

A: Part (a) solution:

Q: A 60-kg person's two feet cover an area of A=140 cm. Assume the person is at rest. If the person…

A:

Q: A hypodermic needle is 3.0 cm in length and 0.30 mm in diameter. What pressure difference between…

A: Given,

Q: A cube with edges of length L = 0.23 m and density ρc = 3.4×103 kg/m3 is totally submerged in water,…

A: Given that  length L = 0.23 m density ρc = 3.4×103 kg/m3 density of water ρw = 1.00×103 kg/m3…

Q: Determine the pressure at the top of the closed end. The density of ethanol is p = 0.81 x10^3…

A: density, d=810kg/m3 height. h=40cm=0.4m acceleration due to gravity ,g=9.8m/s2 Pressure,…

Q: (a) Draw the force diagram for the wood block. Clearly label the forces. (b) Draw the forces on the…

A:

Q: As shown a water-filled syringe with a 4.0-cm-long needle. What is the gauge pressure of the water…

A: According to Poisuelli’s, Volume flow rate is given by following equation, Where, Q= the volume…

Q: What is the Buoyancy force exerted on a 130kg iron anchor when it is immersed in seawater? The…

A: The given values are, m=130 kgρiron=7.8×103 kg/m3ρseawater=1.03×103 kg/m3

Q: Commonly used values are ?? =900 kg/m3 and ?? =1100 kg/m3. Consider a subject submerged in water at…

A:

Q: A hypodermic syringe contains a medicine with the density of water (1000 kg/m3). The barrel of the…

A:

Q: A hypodermic needle is 2.84 cm in length and 0.20 mm in diameter. What pressure difference between…

A: The expression for the required pressure is,

Q: A hypodermic syringe contains a medicine with the density of water (1000 kg/m3). The barrel of the…

A:

Q: A 60-kg person's two feet cover an area of A=143 cm2. Assume the person is at rest. If the person…

A: Mass of body = m= 60 kg acceleration due gravity = g = 10 m/s2Area cover by two feet = A = 143 cm2 =…

Q: hypodermic syringe contains a medicine with the density of water (1000 kg/m3). The barrel of the…

A:

Q: Styrofoam has a density of 32 kg/m3. What is the maximum mass that can hang without sinking from a…

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Q: A cubic block of steel that measures 12. cm on a side is suspended in a saltwater bath by a vertical…

A:

Q: A group of acrobats forms a human tower, each standing on the shoulders of another acrobat. The…

A: It is given that

Q: A table tennis ball has a diameter of 3.80 cm and 3 an average density of 0.0840 g/cm. What force is…

A:

Q: A swimming pool has dimensions 36.0 m ✕ 6.0 m and a flat bottom. The pool is filled to a depth of…

A:

Q: If your body has a density of 950 kg/m3, what percent of you will be submerged when floating gently…

A:

Q: A cube of wood having an edge dimension of 18.7 cm and a density of 651 kg/m³ floats on water. (a)…

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Q: n undersea chamber is spherical with an external diameter of 5.60 m. The mass of the chamber, when…

A: Given: The external diameter of the spherical chamber is 5.6 m. The mass of the chamber is 66400 kg.…

Q: A hypodermic needle is 2.76 cm in length and 0.39 mm in diameter. What pressure difference between…

A: From Poiseuille’s equation

Q: An object is 60cm below the surface of a liquid. The pressure due to the liquid at this depth is…

A: as per our guidelines solve 1st question only but i solved 2 questions

Q: A cube of mass m = 580 kg is totally immersed in a liquid of density ρ = 1.04 g/cm3. The cube has an…

A:

Q: A 7.3 kg cylinder made of solid iron is supported by a string while submerged in water. What is the…

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Q: A group of acrobats form a human tower, each standing on the shoulders of another acrobat. The…

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Q: Two metal blocks are attached by a cable as shown in Figure P10.50 and are floating near the surface…

A: The expression to solve for the Buoyant force is as follows; FB=ρVg…

Q: A cube of wood having an edge dimension of 22.1 cm and a density of 651 kg/m3 floats on water. (a)…

A: Using equilibrium of forces weight = buoyant force 0.2213 * 651 * 9.8 = (0.221)2 *h* 1000*9.8h =…

Q: Suppose a fish has an average density of 1030 kg/m^3, compared to the density of the surrounding…

A:

Q: A hollow ball with a diameter of 3.72 cm has an average density of 0.0843 g/cm. What force must be…

A: The needed buoyancy-(G)＝The force required＝(density of water) × gravity × (volume of T.T. ball) - mg…

Variation of pressure

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