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10-kg of R-134a fill a 1.348-m3 rigid container at an initial temperature of -40° C. The container is then heated until pressure is 200 kPa. Find out the final temperature and the initial pressu
Locate all the instant centers for the mechanism shown in figure.
A manufacturer lists the specifications of a dynamic tension-compression load cell as follows: Undamped natural frequency = 1000 Hz. If a dynamic force is applied to the load cell. Find out the stead
The fragmentation of the railway industry to constituent parts, with operators and maintainers has brought benefits to all. Describe.
Describe the merits, demerits and specific management challenges of joint ventures in the construction industry.
Describe the advantages of different forms of contract which can be used for main road works.
Describe the merits and demerits of Design and Construct contracts compared to other procurement methods.
Describe how the environmental impact of construction project must be assessed.
Describe the significance of safety in civil engineering projects, with particular reference to the impact of the Construction (design and management) regulations 1994 on all parties by using exampl
Describe the role of the civil engineer in affecting the political decisions on public works.
Describe the significance of effective communication throughout the design and construction of civil engineering works. Describe the role a significance of Quality procedures in this process.
A hexagonal pyramid side of base 35 mm and base 50 mm long rests with one of the edges of base on HP and its axis is inclined 30o to HP and parallel to the VP. Draw its projections.
A hexagonal pyramid of 26 mm side of base and altitude 70 mm rests on HP on one of its base edges in such as way that the triangular face having the resting edge is perpendicular to both HP and VP.
A thin rectangular plate of sides 60 mm x 30 mm has its shorter side in VP and inclined at 30o to HP. Project its top view if the front view is a square of 30 mm long sides.
The projections of the different points are shown in the figure. State the position of the points in relation to the reference planes. The distances marked are in millimeters.
Construct a diagonal scale of R.F 1:3200000 to show kilometers and long enough to measure up to 400 km. Show distances of 257 km and 333 km on the scale.
Draw the path traced by a moving point when its distance from the focus and fixed straight line is equivalent. The distance of focus from directrix is 40 mm. Draw the tangent and normal at any point
Find out the intercooler pressure for perfect inter-cooling. Also, find out the minimum power needed for compression, and percentage saving over single phase compression. Tame R = 0.287 kJ/kg K and
In an air standard Otto cycle the condition of air at the beginning is 1 bar, 300 K, compression ratio is 7. The heat supplied is 800 kJ/kg. Determine.
Draw the labeled layout of a Rankine cycle with Reheat and regeneration process and describe.
A refrigerator plant operates on reversed Carnot heat engine cycle. It is maintained at a temperature of -5oC and the heat rejected at the rate of 5 kW. The atmospheric temperature is 25oC. Compute th
Define the term entropy? Derive an expression for the change in entropy in terms of different parameters like Pressure, Volume and Temperature.
Define Irreversibility and the factors which cause irreversibility in the thermodynamic processes.
Derive the SFEE for the thermodynamic equipments such as: a) Compressor. b) Gas turbine. c) Nozzle. d) Condenser.
When 3.175 kg of solid body is heated with 10 kJ of heat, its temperature is found to increase from 30oC to 45oC. Compute its specific heat.