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The lengths of crank and connecting rod of a horizontal engine are 300 mm and 1.2 m respectively. When the crank has moved 300 from the inner dead centre, the acceleration of the piston is 35m/s2.
The average frictional resistance to the motion of the piston is equivalent to a force of 550N and net effective steam pressure on piston is 500kN/m2 .
The diameter of the piston is 0.3 m and mass of reciprocating parts is 160 kg. Determine (i) Reaction on the cross head guides (ii) Thrust on the crank shaft bearings and (iii) Torque on the crank shaft
A 1200-kg station wagon is moving along a straight highway at 12.0 m/s. Anothe r carw ith mass 1800kg and speed 20.0 m/s has its center of mass 40.0 m ahead of the center of mass of the station wagon. Find the magnitude of the total momentum of th..
a stationary gas turbine power plant operates on the brayton cycle and delivers 20 mw to an electric generator. the
Water vapor enters a valve with a mass flow rate of 1 kg/s at a temperature of 260°C and a pressure of 3.5 MPa, and undergoes a throttling process to 2.75 MPa. (T0 = 25°C, P0 = 100 kPa)
a pison-cylinder contains 0.8 kg of steam of 300oc and 1 mpa. the steam is cooled at constant pressure until one-half
a forged 6061-t6 aluminum bar d1.5 in. with sut45000 psi will be used for one of the machine component. if it has to be
Air is compressed by 10.50-kW compressor form P1 to P2. The air temperature is maintained constant at 26ºC during this process as a result of heat transfer to the surrounding medium at 10ºC. Determine the rate of entropy change of the air.
sterling silver is a metal alloy containing silver and copper. calculate the composition of both elements in mass
a feedwater heater uses extracted steam p1500kpax1100 to preheat feedwater t250 celcius p2500kpa. assuming no heat
determine the pumpcompressor work input leave as kjkg required to isentropically compress water in part a as a liquid
a constriction in a pipe will cause the velocity to rise and the pressure to fall at section 2 in the throat.nbspthe
Determine the distance travel by carriage during time T seconds - Determine the angular velocity and angular acceleration of link BC and CD - Determine the reaction exerted by the ground on the pairs of wheel.
Determine the force in each of the members connecting joints A through F of the vaulted roof truss shown. State whether each member is in tension or compression.
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