Determine the specific entropy generation in a light bulb

Assignment Help Civil Engineering
Reference no: EM13324140

Argon in a light bulb is at 110kPa, 70 degrees celsius. The light is turned off, so the argon cools to the ambient 20 degrees celsius. Disregard the glass and any other mass and find the specific entropy generation

Reference no: EM13324140

Questions Cloud

Calculate the corrected distance to the right of line ab : When measuring a distance AB, the first taping pin was placed 1.5ft to the right of line AB and the second pin was set 1.5 ft left of line AB. The recorded distance was 236.89 ft. ( Assume 3 taped segments, the first two 100 ft each.)
As goods priced in foreign currencies become relatively more : Describe how the following quotes from the articles that opened this chapter relate to the AD-AS model: "The declining dollar, while boosting U.S. exports, is adding to inflation pressure, as goods priced in foreign currencies become relatively more ..
Explain what mass of h2so4 is produced : A typical frostless refrigerator uses 655 kWh of energy per year in the form of electricity. Suppose that all of this electricity is generated at a power plant that burns coal containing 3.0% sulfur by mass
Find an appropriate price for a european-style option : where the initial price S0 of the stock is $4 per share. Find an appropriate price (at time 0) for a European-style option, expiring at time 2, whose payout is absolute value of (S2-4). Assume the risk-free interest rate r is 10%.
Determine the specific entropy generation in a light bulb : Argon in a light bulb is at 110kPa, 70 degrees celsius. The light is turned off, so the argon cools to the ambient 20 degrees celsius. Disregard the glass and any other mass and find the specific entropy generation
Find the risk-neutral price of option : Find the risk-neutral price of this option at time 0 and describe the hedging process for this option in the case that the first movement of the stock is upwards
How do compute the concentration of a unknown : How do you calculate the concentration % of a unknown solution with the equation y=30.662x-0.2147 with a known absorbtion of 0.330
Contemporary business and management environment : Identify and critically appraise an area of the contemporary business and management environment in relation to theoretical concepts.
What is the value when mc is at a minimum : The cost function at a car manufacturing firm estimated as TC = 250 + 150Q - 2.5Q^2 + 0.5^3.  Derive the MC and AC functions; What are TC amd AC at an output of 123 units?  What is the value when AC is at a minimum?

Reviews

Write a Review

Civil Engineering Questions & Answers

  Calculate depth h of mud for the concrete retaining wall

calculate the depth h of mud for which the 3m concrete retaining wall is on the verge of tipping about its forward edge A. the density of mud may be taken to be 1760 kg/m3 and that of concrete to be 2400 kg/m3.

  Design hardwood beam to support a uniformly distributed load

Design a hardwood beam to support a uniformly distributed load of 20 kN over a simply supported span of 8 m. consider bending strength only. Assume that the weight of the beam is 2 kN.

  Determine the minimum volume flow rate needed to tip

a 10 mm diameter jet of water is deflected by a homogeneous rectangular block (15 mm by 20 mm by 100 mm) that weighs 6 N. Determine the minimum volume flow rate needed to tip the block over

  Locate the centroid y of the cross-sectional area for angle

Locate the centroid y of the cross-sectional area for the angle. Set a = 9in ., b = 27in . Find the moment of inertia I_{x'} about the x' centroidal axis.

  Determine what is angular error if the distance to the pole

A 6-ft range pole is set over a station on which a sight is to be made with a the odolite. If the sight is made to the center of the rod 4-ft up from the ground, and the center of the top of the pole is out of plumb 0.12 feet in a direction normal..

  Check whether the pressure is adequate for service

If the elevation of the pipeline at the treatment plant is 125 m, estimate the pressure in the pipeline 1 km downstream where the elevation if 110 m. Hint: Use the Colebrook equation to estimate f, and the energy equation to estimate P2 .

  Determine by trigonometry the required tensoin t2

determine by trigonometry (a) the required tensoin T2 in the left hand portion if the R of the force exerted by the cable at A is to be vertical, (b) the corresponding magnitude of R.

  Determine what is the instrumental and statistical error

During an experiment, the depth of a water flow in a flume is measured five times by using a ruler with 1/16-in division. The results from these measurements are 4.88 in, 5.06 in, 5.03 in, 5.13 in, 4.94 in. What is the instrumental error and what ..

  Determine the probability that the annual runoff from basin

The total annual runoff from small drainage basin is determined to be approximately normal with a mean of 14.0 in. and a variance of 9.0in^2. Determine the probability that the annual runoff from the basin will be less than 11.0 in.

  Estimate probability that given square meter of aluminium

The number of flaws on a sheet of aluminum manufactured by a certain process follows a Poisson distribution. In a sample of 100m2 of aluminum, 200 flaws are counted.

  What is concentration of fe needed to maintain concentration

At a wastewater treatment plant, FeCl3 (s) is added to remove excess phosphate from the effluent. Assume the following reactions occur: FeCl3(s) Fe3+ + 3Cl- Fe3+ + PO4 (3-) FePO4 The equilibrium constant for the second reaction is 10^26.4.

  Determine what is the intrinsic permeability of coarse sand

The hydraulic conductivity of a coarse sand was measured in the laboratory permeameter and found to be 1.03x10^-2 cm/s at 25 degrees C. What is the intrinsic permeability

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