User Account

All Pages

Surface heat flux for tube diameters

Assignment Help Mechanical Engineering
Reference no: EM13946103

Consider air flowing in a small-diameter steel tube. Graph the Nusselt number associated with fully devel- oped laminar flow with  constant  surface  heat  flux for tube diameters ranging from 1 µ,m D 1 mm. Evaluate air properties at T = 350 K and atmospheric pressure. The thermal and momentum accommodation coefficients are at = 0.92 and ap = 0.87, respectively. Compare the Nusselt number you calculate to the value provided in Equation 8.53, NuD = 4.36.

Reference no: EM13946103

Questions Cloud

How would you describe the shape of the distribution : Draw a relative frequency histogram to describe the distribution of penny ages. How would you describe the shape of the distribution?
Thermal entrance length associated with the highest reynolds : Determine the tube length L that meets a design requirement that the tube be twice as long as the thermal entrance length associated with the high- est Reynolds number of interest. Evaluate water properties at 305 K.
Consider the following hypothetical scenario : A hypothetical company has grown substantially using an acquisition strategy. As new companies were acquired, new systems that those companies were using were also acquired.
What probability that customer arrive within next 0.5 minute : On average 2.4 customers per minute arrive at an airline check-in desk during the peak period. Assume that the distribution of arrivals is Poisson. Then T the time between 2 arrivals will be exponential. What is the probability that a customer will..
Surface heat flux for tube diameters : Consider air flowing in a small-diameter steel tube. Graph the Nusselt number associated with fully devel- oped laminar flow with  constant  surface  heat  flux for tube diameters ranging from 1 µ,m D 1 mm.
What are the most important aspects to monitor your servers : We can all agree that it's important to monitor your servers' performance over time. But, what are the most important aspects to monitor and how often? As a network administrator, how do you best use this information for future planning?
Discuss deleting items from binary search trees : If the item to be deleted is contained in a node with one child, the reference in the parent node is set to reference the child node and the node containing the data item is deleted. This causes the child node to take the place of the deleted node..
Statement of activities for governmental activities : Prepare in good form a statement of activities for governmental activities
Direction dictates existence of equivalent conditions : A novel scheme for dissipating heat from the chips of a multichip array involves machining coolant channels in  the   ceramic  substrate  to   which   the   chips   are attached.  The  square  chips  (Lc  = 5 mm)  are  aligned above  each  of  the ..

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  Assuming the average fuel composition and energy content

u.s. energy use was approximately 100 quads quadrillions btu in 2008. about 85 of this energy was supplied by burning

  What is the total moment m due to the force about point o

what is mfx the contribution to the moment about point o made by the x component of the force f at point a? what is

  A heat engine power cycle is operating on a carnot cycle

a heat engine power cycle is operating on a carnot cycle and has a thermal efficiency of 75. the waste heat from this

  Heat transfer between the tank and the surroundings

A rigid tank contains 1.5 kg of water at 120°C and 500 kPa. Now 22 kJ of shaft work is done on the system and the final temperature in the tank is 95°C. If the entropy change of water is zero and the surroundings are at 15°C, determine

  If i mev of energy is deposited in an anthracene crystal

in anthracene scintillation photons have a wavelength of 447 nm. if i mev of energy is deposited in an anthracene

  It is heated to 140 f at which point the specific volume is

a pistoncylinder arrangement with a linear contains r-134a at 60 f x0.6 and a volume of 0.7ft3. it is heated to 140 f

  Maximum rate of heat removal from the refrigerated space

A carnot heat engine receives heat from a reservoir at 925oC at a rate of 730 kJ/min and rejects the waste heat to the ambient air at 24oC. The entire work output of the heat engine is used to drive a refrigerator that removes heat from the refrigera..

  Explain any job in mechanical engineering deal with building

Explain Any job in Mechanical Engineering deal with building and fixing machines. About the job that you would like to get within a few years of graduating.

  Air initially at a dry-bulb temperature of 45oc and

air initially at a dry-bulb temperature of 45oc and relative humidity of 10 is adiabatically humidified to 60 relative

  A rigid container is separated into 2 compartments by a

a rigid container is separated into 2 compartments by a very thin solid membrane. one side initially holds 2 m3 of air

  There is non uniform heat generation in the slab such that

a slab is insulated on one side and exposed to a surrounding temperature through a heat transfer coefficient on the

  A piston-cylinder device with a piston surface area of 01m2

a piston-cylinder device with a piston surface area of 0.1m2 is initially filled with 0.05m3 of air at the local

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd