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Question 1- Determine the magnitude of the moment of the 300-N force about the axis through A and B, and the direction of the moment (i.e, from A to B, or B to A).
Question 2- Determine the reactions on the bent rod which is supported by a smooth surface at B and by a collar at A, which is fixed to the rod and is free to slide over the fixed to the road and is free to slide over the fixed inclined rod.
at a given instant in time flywheel oa is caused to rotate with angular velocity of w2radsec and angular acceleration o
water is to be pumped from a dam to a storage tank 20 m above at a rate of 70 ls. the electric power needed to achieve
Water flows out through a set of thin, closely spaced blades as shown in Fig. P5.4 with a speed of V = 10 ft/s around the entire circumference of the outlet. Determine the mass flow rate through the inlet pipe.
For each fluid, determine the velocity and thermal boundary layer thicknesses at a distance of 40 mm from the leading edge.
if the incoming nitrogen is at a pressure of 25 psi and temperature of 20oc and to flow 1200ft3hr. of nitrogen through
a 1x2-in bar is 20 in. long and made of steel with sy 25ksi. with a safety factor of 4 what axial compressive load can
During an expansion process, the pressure of a gas changes from 10 to 97 psia according to the relation P = aV + b where a = 5.1 psia/ft3 and b is constant. If the initial volume of the gas is 7.6 ft3, calculate the work done during the process.
a cylinder with a moveable piston holds .20 lb of hydrogen initially in a volume of 1 cu ft at a tem-perature of 1300
A cutting tool (0.250in wide, rake angle 5 degrees) is used to machine in orthogonal mode. the depth of cut is 0.010in and the chip thickness is 0.027in. Calculate the shear angle and coefficient of friction at the tool and chip interface?
what is the pressure differeence between the inside of a soap bubble and the atmosphere for a 3 inch diameter bubble?
a prototype 90 degree pipe elbow has ethyl alcohol at 20 degrees celsius flowing through it. the pressure drop through
The flow rate of liquid metal into the downsprue of a mold = 1 liter/sec. The cross-sectional area at the top of the sprue = 800 mm2and its length = 275 mm. What area should be used at the base of the sprue to avoid aspiration of the molten metal?
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