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The following data were obtained from a test on a single cylinder, double acting steam engine fitted with a rope brake.
Cylinder diameter 200mm Stroke 250mm Speed 5rev/min Effective diameter of brake wheel 0.75m Brake load 800kN/m2 Spring balance reading 90N Mean effective pressure 232kN/ m2 Steam consumption 3.36kg/min Specific enthalpy of steam 2514.1kJ/kg Determine:
2 Brake power, Indicated power, Mechanical Efficiency, Indicated thermal Efficiency, Brake specific steam consumption.
Movement of wire at the signal box: The wire working on railway signal is 5mm in diameter and 300m long. If movement at the signal end is to be 25cm, make calculations for mo
Q. A rectangular beam of 200 mm in breadth and 400 mm in depth is simply supported over span of 4m and carries distributed load of 10 KN/m. Find out the maximum bending stress in
A parallel plate capacitor is charged to a total charge Q and then the battery is removed. A slab of material with dielectric constant ? is inserted between the plates. (Justify y
Deformation Processes In these processes, the material is plastically deformed (hot or cold) under the action of an external force, to produce the required shape. No material i
Estimate temperature of air at exit from compressor: The air compressor compresses atmospheric air at 0.1MPa and 27 0 C 10 times the inlet pressure. During compression heat
Piston and Piston Rings - Part of combustion engine: Piston: The piston reciprocates within cylinder and transmits force exerted by expanding gases to crank by means of conn
Use of hartung governor
System of parallel forces: A rigid body is subjected to system of parallel forces as shown in the figure. Reduce this system to, ( i ) A single force system ( i
physical meaning of viscous damping
What are square footings? SQUARE FOOTINGS This type of footing, also termed an isolated spread footing is probably the most common, simplest and most economical of the vario
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