The sphere is cooled by 20oc air with a convection heat

Assignment Help Mechanical Engineering
Reference no: EM13614007

A 20 cm diameter sphere is made of a heat-generating material that produces 10^6 W/m3. The sphere is cooled by 20oC air with a convection heat transfer coefficient of 100W/m^2*K?. What is the sphere's surface temperature?

Reference no: EM13614007

Questions Cloud

What is the biot number of this cooling situation would : an aluminum cube initially at 400oc with a dimension of 2 cm on each side is cooled using 30oc air with a convection
You are traveling on an airplane the velocity of the plane : you are traveling on an airplane. the velocity of the plane with respect to the air is 100.0 ms due east. the velocity
Antonios restaurant specializes in italian food during : antonios restaurant specializes in italian food. during juneantonios restaurant recorded the following sales to
A car is moving with constant velocity v and has wheels of : a car is moving with constant velocity v and has wheels of radius r. the car drives over a clump of mud and the mud
The sphere is cooled by 20oc air with a convection heat : a 20 cm diameter sphere is made of a heat-generating material that produces 106 wm3. the sphere is cooled by 20oc air
Test results from an electronic circuit board indicate that : test results from an electronic circuit board indicate that 50 of board failures are caused by assembly defects 30 are
A ball of mass m is released from height h1 it slides along : a ball of mass m is released from height h1. it slides along the smooth surface and collides elastically with the
You are the manager of a retail electronic store : you are the manager of a retail electronic store. recentlyyou purchased 200 what -a-sound portable cd players from
At what true event rate will dead time losses not to be : counters a and b are non-paralyzable with dead times of 30 or 100 microseconds respectively. at what true event rate

Reviews

Write a Review

 

Mechanical Engineering Questions & Answers

  Draw a schematic of the system

(a) Draw a schematic of the system and (b) determine if the inventor's claims are true.

  Calculate the required heat transfer to or from the reactor

it is highly desirable to make benzene from ethane from shale gas in a continious vapor-phase reaction3c2h6 --gt c6h6

  For a balloon with a 1m diameter rising in air with

drag measurements were taken for a sphere with a diameter of 5 cm moving at 4ms in water at 20 degrees celsius. the

  Diffusion coeffiecient and calculate constant

Diffusion Coeffiecient, Calculate Constant, The diffusion coeffiecient for Cr^+3 in Cr2O3 is 6x10^-15 cm2/s at 727 degrees Celcius and is 1x10^-9 cm2/s at 1400 degrees Celcius.

  Problem 1a steel simple beam ab is supported by a copper

problem 1a steel simple beam ab is supported by a copper wire at the middle point c. the beam is subjected to a pair of

  Explain how you can experimentally measure poissons ratio

consider a metal that is subjected to cold working by rolling it to a lesser thickness or hammering it. a would you

  Calculate the e?ciency of the furnace if the speci?c heat

Calculate the e?ciency of the furnace if the speci?c heat capacity of the water is cp = 4.2kJ/(kgK) and the zero level of enthalpy is at 0?C! (η = 79.6%)

  Explain linear equations and outputs

A project that will cost $750,000 will require payments as certain milestones are met. The initial payment is $50,000. When 30% of the work is complete an additional payment of $200,000 is due. When 70% of the work is complete another payment of $..

  Determine the turbine work output

Determine (a) the turbine work output, in kJ/kg, and (b) the thermal efficiency of the cycle. Also, show the cycle on a T-s diagram with respect to saturation lines.

  How much computer memory in bytes would be required to

how much computer memory in bytes would be required to store 10 seconds of a sensor signal sampled by a 12-bit ad

  Find the cartesian components of tension tda which is

learning goal to determine cartesian force components from magnitude and determine position and resultant vectors by

  For a metal that has the simple cubic crystal structure

for a metal that has the simple cubic crystal structure calculate the atomic radius if the metal has a density of 8.38

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!

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