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1. Calculate the maximum torsional shearing stress in a hollow circular shaft 4 in. outer diameter and 3 in. inner diameter if the developed torque on the shaft is 20,000 in. lb.
2. Calculate the maximum torsional shearing stress in a hollow circular shaft 15 mm outer diameter and 10 mm inner diameter if the developed torque on the shaft is 15,000 N.mm.
a particle travels along the circular path xsup2ysup2rsup2. if the y component of the particles velocity is vy2rcos2t
Knowing that in the position shown the rod has angular velocity of 4 rad/s clockwise; determine the angular velocity of the rod after it has rotated through a 90°.
an automobile traveling at 30 miles per hour on level pavement with a coefficient of kinetic friction of 0.6. weighs
a 3000lb car is traveling at 60mih up an inclined surface of 5deg when the brakes are applied creating a constant
A Dual cycle has a compression ratio of 15:1. The state at the beginning of compression is 14.4psi and 60F. The volume ratio during the constant pressure part of the heat addition process is 2:1. The pressure ratio during the constant volume heat add..
When the steam supply is cut off a turbine rotor of mass 850 kg is retarded uniformly under the effects of a 125 Nm bearing friction torque. If its speed falls from 1000 to 500 rpm in a time of 5 min, determine the angular retardation and the rad..
How long wi1l it take for the mid plane temperature to achieve 50% of its maximum possible temperature reduction?
if the seat pocket diameter in a ball valve is 5.000 the seat seal ring to ball sealing diameter is 4.438 and the
an air conditioner operating at steady-state takes in moist air at 27 oc 1 bar and 70 relative humidity. the moist air
A rock of mass 0.5 lbm moves at a velocity of 2,000ft/s. It comes to a standstill in a gallon of water, which weighs 8.34 lbf. What is the temperature rise of water?
A piston-cylinder device initially contains 0.007m^3 of nitrogen gas at 130kPa and 120C. The nitrogen gas is now expanded polytropically to a state of 100 kPa and 100C. Determine the boundary work done during this process. I know I need to use the fo..
Calculate the e?ciency of the furnace if the speci?c heat capacity of the water is cp = 4.2kJ/(kgK) and the zero level of enthalpy is at 0?C! (η = 79.6%)
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