An atomizer forms water droplets with a diameter 5x10–5 m. What is the pressure within the droplets at 20°C, if the pressure outside the droplets is 101 kN/m2? Assume the surface tension of water 20°C is 0.0718 N/m.

Q: Air cools the top and bottom of an electronic chip that uniformly generates heat. At steady-state,…

A: It is given that air cools the top and bottom of the electronic chip. The chip is subjected to…

Q: 6) Problem 4.7-6 (Page 350): Natural Convection Heat Loss in Double Window. 4.7-6. Natural…

A: Given that T1 =25 CT2 =10 Ch=2 mw=1.2 m Ra

Q: A two-pond system is fed by a stream with flow rate 4 m^3/d and BOD concentration 50.0 mg/L, as…

A: The schematic labelled diagram for the given process is shown below. Here,Q = flow rate = 4…

Q: If the molecules in a liquid are strongly attracted, which of the following properties has a…

A: Given that the molecules in the liquid are strongly attracted. Now, as per information, the boiling…

Q: Water at 20°C flows with a velocity of 10m/s over a flat plate which is maintained at 80°C. Find the…

A: Water flow over a flat plate Water Tw=20℃ Flat plate T∞=80℃ L=1.5m μ=4.5×10-4 Pa-s k= 0.65 W/m-K…

Q: What is potential energy surface (PES)? Draw PES to represent the variation of energy during…

A:

Q: Problem 1. Compare the thermal boundary layer thickness with the hydrodynamic (momentum) boundary…

A: Given that μ=1.9×10-5Kgm sCp=1010JKg Kk=0.026Wm K

Q: At atmospheric pressure, liquid water expands upon freezing. Explain what this means for the…

A: The phase boundary of liquid and solid water is a line that defines the difference in the two states…

Q: Problem 5: The energy lost from a 10 cm thick slab of steel is 50 W. Assuming the temperature…

A: Thick Ness of slab t = 10 cm                                  = 0.1 mThermal conductivity k = 45 W/…

Q: b) A heated sphere of radius R is placed in a large amount of stagnant fluid. Consider the heat…

A: Given:The temperature at the share is constant,So, at r=R, T=TR, and throughout the liquid it…

Q: radiation

A:

Q: None

A: Part (b)Given:Surface tension at the surface of the bubble, γ=4.2 N/mDiameter of the bubble, d=7.5…

Q: Suppose we have two flat plates sandwiching a liquid. Sometimes, a meniscus can form at the edge,…

A: h = -0. 0357m this is the height. Explanation:Step 1: Step 2: Step 3: Step 4:

Q: A metallic sphere of radius R is heated in an oven to a temperature of 600 ° F throughout, and then…

A: Given that the hot metal ball is allowed to cool in ambient air. We need to find the differential…

Q: The dimensionless number which replaces the Reynolds number in the case of free convection is the…

A: The dimensionless number which replaces the Reynolds number in the case of free convection is the…

Convective Mass Transfer between Phases

Mass transfer means the transport or movement of mass using streams, phases, components, and so on from one location to another.