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Assignment:
Question:
Define combustion efficiency. What is the typical combustion efficiency of man-made combustion systems?
a 3.0 cm a diameter copper sphere having a diameter initially at a uniform temperature of 50degc is suddenly exposed to
a heat engine in each cycle absorbs energy from a reservoir as heat and does an equivalent amount of work with no other
Consider a state of plane stress with principal stresses of 14MPa and -6MPa. The normal stress in the x-direction is 12MPa. Find the remaining stress components in the x-y coordinate system. Draw a complete 2D stress element in the x-y coordinate sys..
Estimate the bearing life in hours for 90% reliability.
The gas-turbine cycle of a combined gas-steam power plant has a pressure ratio of 8. Air enters the compressor at 290 K and the turbine at 1400 K. The combustion gases leaving the gas turbine are used to heat the steam at 15 MPa to 450°C in a heat..
a piston with a mass of 500 kg is being held in place by 0.5 kg of oxygen in a circular cylinder of diameter of 50 cm.
an aircraft engine is fitted with a single-sided centrifugal compressor. the aircraft flies with a speed of 230 ms at
a liquid spray nozzle is designed to produce a specific size droplet with diameter d. the droplet sized depends on the
If we have |N|(en) + F - W = 0 Where The unit vector of N is give, F components unknown and W is only -3400 j. What is the first step to solve for an unknown.
Understand mechanism of hardenability in steels by Jominy-end quench method - Samples have been heat treated using the following conditions: Austenitizing at about 900oC for 30 minutes, water spray from one end until the whole samples cooled down to ..
two carnot heat engines are operating in series such that the heat sink of the first engine serves as the heat source
the revolving joint type v of an industrial robot has a range of 240? rotation. the mechanical errors in the joint and
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