Discuss a rigid vellel with the volume
A rigid vellel with the volume of 10 m3 contains a water-vapor mixture at 400 kPa at 60 percent quality. The pressure is lowered to 300 kPa by cooling the vessel. Find the mass (vapor) at state 2.
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Three vectors length A=67.0, B=39.3, and C=44.0. The angles are a=27.7 and b=54.2, and c points along the negative y-axis. determine the length of vector A-B+C
If a ball is horizontally projected from a height (y) of 0.83m above ground. How long does it take to hit the ground, if g is 9.8m/s^2? (Hint: Assume the initial vertical velocity to be zero and use -y=-(1/2) gt^2).
An airplane traveling at 400 mph makes a 90-degree turn about a 2000 ft radius. Calculate the average acceleration (in ft/s2) of the plane.
Pin A, which is attached to link AB, is constrained to move in the circular slot CD. Knowing that at t=0 the pin starts from rest and moves so that its speed increases at a constant rate of 20mm/s^2, determine the magnitude of its total accleratio
Let the sign of Q2 be changed from positive to negative. At which position can the point charge q be placed now so that the net electrostatic force on it is zero?
When it is unloaded, the non-prismatic bar is 12 in. long. The loads cause axial strain given by the equation ε=0.04/(x+12), where x is the distance from the left end of the bar in inches. What is the change in length of the bar?
A specimen of aluminum having a rectangular cross section 10 mm x 12.7 mm (0.4 x 0.5 in.) is pulled in tension with having a 35,000 N (8000 lbf) force, producing only elastic deformation. Calculate the resulting strain.
The air passing through the valve has a speed of 300 m/s and a density of 6 kg/m^3. Determine the instantaneous rate of change of density in the tank at t+0.
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