If a spherical drop of liquid evaporates at a rate proportional to its area, if initially its radius is 1/20 inches, and if in 15 minutes the radius is 1/40 inches, find the radius r in terms of the time t.

Q: Q5-B) A wooden cylinder (y=5.8 kn/m³) floats in an oil (S.G-0.9). How much of the cylinder extends…

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Q: Question 5 The velocity distribution for a laminar, incompressible flow of a Newtonian fluid in a…

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Q: Which of the following method measures spatial variations in the earth?

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Q: The resistance (R) experienced by a partially submerged body depends upon the velocity (u), length…

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Q: Suppose the pressure at a point within a column of mercury in a tube is 120 mmHg. What is the…

A: pressure (P)=120 mmHg=120×133.3 Pa=15996 Pa=15996Kgm s2height (h)=9 mm=9×10-3  m

Q: In order to evaluate mass diffusivity of gases using Gilliland equation, one must specify these…

A: Gilliland Equation is given by: DAB=1.38×10-7T31MA+1MBPVA13+VB132 Where, DAB is diffusivity, T is…

Q: olve part (a) and (b)

A: The cylinder will rotate inside the liquid with angular velocity which will be constant .The layer…

Q: From the table of water properties at average temperature T, find the water properties: density p,…

A: Given: D=9.9 cm L=25 cm T=22 °C No V (cc) t (sec) H1 (cm) H2(cm) 1 600 187 108 3 2 600 176…

Q: sider a U-tube whose arms are open to the atmo one arm and light oil (poil = 790 kg/m³) from the…

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Q: Estimate the mass, kg, and weight, N, of the air contained in a classroom with STP conditions.…

A: The dimension of the classroom: 3.2m x 8m x 20m Air is at STP i.e. Standard temperature and pressure…

Q: Boiling temperature (°C) of water at 7200 m altitude?

A: The boiling temperature at 7200 m.

Q: A particle 'A' of diameter 10 microns settles in an oil of specific gravity 0.9 and viscosity 10…

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Q: Using Rayleigh's method, show that the resistance force R of a partially submerged body in water can…

A: given,  R is a function of l,V,r,m,g       R=f(l,V,r,m,g)   .......(i) The dimensions of the…

Q: If the tank was actually pressurized such that the top surface of the milk was at a pressure of…

A: Given Bottom pressure=40kPa Top pressure=110kPa SGmilk=1.030 Find Actual height of milk in the…

Q: 05: The level of the water in an enclosed water tank is (40 m) above ground level. The pressure in…

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Q: what is the bulk modulus of elasticity of a liquid which is compressed in a cylinder from a volume…

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Q: Suppose that exactly half of the annular volume between concentric, horizontal cylinders is filled…

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Q: Using Rayleigh's method, show that the resistance force R of a partially submerged body in water can…

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Q: A spherical elastic balloon filled with certain gas has a volume of 0.01413 m' and an internal…

A: The standard formula to calculate work done isW=PdVThe pressure is constant for the process i.e.…

Q: / Air ine room with dimensions are 4 mx 6 m x 3.5 m have density of air is 1080 g/m². Calculate the…

A: We know  that, Density = Mass/ Volume Where,  Density = 1080 g/m3

Q: Prove that, in a triangular diagram where each vertex represents a pure component, the composition…

A: It is to be proved that in a triangular diagram where each vertex represents a pure component, the…

Q: A rigid, stationary, short evacuated tank is adiabatically filled with gas from a horizontal,…

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Q: Evaluate the statement whether it is true or false: For finding the viscosity of liquids, it is…

A: Given: For finding the viscosity of liquids, it is important to calibrate the viscometer using an…

Q: In order to understand all issues regarding the analysis of flow around a sphere, first (a) Argue…

A: Hello!  Since you have posted a question with multiple sub-parts, we will solve first three subparts…

Q: . I change my experiment around a bit, so that it will allow me to change the viscosity of the fluid…

A: a)Reynolds number is given as Re=ρuDμ Where ρ- Density of fluid μ- Dynamic viscosity u- Average…

Q: flows between two parallel plates.

A: Relation between pressure and shear stress for flow, for Newtonian fluids,    rearranging the…

Q: 5-79. In the pipe of Figure 5.65, a water manometer is connected to the ends of a piezometer tube…

A: Given Data: The temperature of air T=80oF=299.817K The pressure of air P1=30 psig=206842.719 pascals…

Q: Write "TRUE" if the statement is correct. Else, write the correct answer based on the underlined…

A: To answer whether the given statement is true or false, and if false, write the correct answer based…

Q: In the virial EOS, the second virial coefficient is a function of a. temperature only b. pressure,…

A: Virial EoS are functions that states the pressure–volume–temperature (P-V-T)  behavior of pure…

Q: Kinetic energy depends more on velocity of the object when compared to mass of the object. True…

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Q: 1. Determine the specific enthalpy of water for steam at 10.5 bars absolute pressure in bars.

A: As we know from the saturated water and steam table the value comes out to be or directly taken from…

Q: A closed tank contains vapor and liquid water at 300 F. The height of the liquid level is 5.1 m.…

A: A closed tank contains the vapor and liquid water. Given data: Temperature of water = 300 0F The…

Q: Non-Newtonian fluid has power law and Herchel-Bulkeley behaviors at certain condition If the…

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Q: The pressure drop required for fluidizing a coal bed with a liquid petroleum fraction of viscosity…

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Q: Mercury at 0°C is flowing over a flat plate at a velocity of 0.1 m/s. Using EES (or other) software,…

A: Temperature of mercury = 00C Velocity = 0.1 m/s

Q: Consider a cube with side A of 1.0 m. Assuming that the same mass of cube is converted to cubes with…

A: Given that    Cube with side A = 1.0 m  this is converted into many cubes with side = 1 micrometer…