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Figure P9-9a shows a compound epicyclic train. Shaft 1 is driven at 300 rpm CCW and gear A is fixed to ground. The tooth numbers are indicated in the figure. Determine the speed and direction of shaft 2.
Assess the effect of increasing NL by a factor of 2, while reducing SL to 30 mm. For this configuration, explore the effect of changes in the air velocity.
Working with processes of an application to ideal gases., While its temperature remains constant at 80 degrees F, 2.5lb of a certain gas, whose cp=0.28 and cv=0.2Btu/lb-degreeR
determine the force that needs to be applied on the plate to maintain this motion.
1.explain the development and passage pof the Occupational health and safety act (OSH Act) What were some of the primary reasons behind the passage ?2. Compare and contrast how the present day rate of accidental work deaths compares with the early 1..
Arc Length Element Find the square of the element of arc length ds in cylindrical and spherical coordinate systems. Plane through Three Points Show that the equation of a plane that includes the three points
an annular spur gear 1 mounted on shaft a has 120 teeth and drives a spur gear pinion 2 having 15 teeth mounted on
Sketch the equivalent thermal circuit of the system and express all resistances in terms of relevant variables. Obtain an expression that may be used to determine the heater temperature, Th'
Saturated liquid steam at 2 MPa steadily enters a valve where it is throttled to 0.3 MPa. The inlet and outlet diameter is 1 cm. The flow rate is 0.012 kg/s. Determine the outlet density [kg/m3] of the steam. Also show that it is reasonable to neglec..
a feedwater heater uses extracted steam p1500kpax1100 to preheat feedwater t250 celcius p2500kpa. assuming no heat
Air enters an adiabatic compressor at 0.1 kg/s, 100 kPa, 25 °C and exits at 700 kPa. (a) Draw a schematic of the system. Determine (b) the minimum power input (kW) and (c) the entropy generation rate (kW/K)
A steel pipe with a 5 cm OD is covered with a 6.4 mm asbestos insulation (k=0.166 W/m.K) followed by a 2.5 cm layer of fiber glass insulation (k= 0.048 W/m.K). The pipe wall temperature is 315oC and the outside insulation temperature is 38oC. Calcula..
an electrically driven pump operating at steady state is used to draw water from a pond. at the pump inlet the pressure
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