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1. The assembly consists of two 10-kg bars which are pin connected. If the bars are released from rest when u = 60°, determine their angular velocities at the instant u= 0°. The 5-kg disk at C has a radius of 0.5 m and rolls without slipping.
2. The assembly consists of two 10-kg bars which are pin connected. If the bars are released from rest when u = 60°, determine their angular velocities at the instant u = 30°. The 5-kg disk at C has a radius of 0.5 m and rolls without slipping.
a well-insulated rigid tank contains 5 kg of a saturated liquid-vapor mixture of water at 100 kpa. initially
Design the risers to solidify last by having its volume-to-area (V/A) ratio larg compared with the main casting and design the mold and calculate the required weight that should be used to prevent the buoyancy force from lifting the upper flask.
The steady state operation for a simple steam power plant with a mass flow rate of 1 kg/s is shown in the figure. Determine 1) the thermal efficiency of the process and 2) mass flow rate of cooling water in kg/s (assume condenser is well insulated)
Consider a piston-cylinder system with an initial volume of 0.04 m3 at 200 kPa. Calculate the work being carried out to increase the volume to 0.1 m3 for each of the following processes
a converging-diverging nozzle has a design mach number of 2.0 . the stagnation pressure at the nozzle inlet is 100
a heat pump is proposed that uses 50f ground water to heat a house to 70f. the groundwater experiences a temperature
suppose that 100 lmin are drawn from a fermentation tank and passed through an extraction tank in which the
design a single stage rocket for mars orbital insertion liftoff from mars. required deltavee3.5 kmsec using
water at 200kpa with a quality of 90 enters a well insulated compressor. it leaves this compressor at 1 mpa 300 celcius
Describe the principle and operation of an hearth furnace. Possible references: Making and Shaping of Steels by the American Society of Metals and Google resources.
A pump fitted with 50mm bore ball bearings uses oil whose viscosity ranges from 100cSt at cold pump start-up to 7.5Cst when running at maximum speed and load. If these viscosities are the safe limits for the oil, specify the maximum start-up speed an..
Determine the resulting change
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