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A 30" beam with a cross section of 1" wide and 2" tall is supported by a pin at point A on its left end, and a roller at point B on its right end. A 300 lb force is exerted 10" to the right of A (20" left from B), and a 600lb force is exerted 20" to the right of A (10" left of B).
Using singularity functions for beam deflection, calculate the maximum deflection of the beam and its correspoinding horizontal distance from A.
a piston-and-cylinder device contains 5 kg of water initially at 150 C and 0.20 MPa. The frictionless piston is then pushed slowly in an isothermal process until the volume of water becomes 10% of its initial value.
time(in months) after a computer of brand is sold and needed repair is normally distributed with mean 36 months and standard deviation 4 month. if 1% of the super computer need services less than k months after they are sold, find the value of k.
A light rail route has 2 terminals and 4 intermediate stations. The demand (passengers/hr) for morning peak hour is: North Terminal Station 1 Station 2 Station 3 Station 4 South Terminal
An area that varies in elevation from 463ft - 634ft is being mapped. What contour intervals will be drawn if a 50ft interval is used? Which lines are emphasized?
You have a beaker filled with coarse sand. The capacity of the beaker is 100cm^3. Next, you add to the beaker 40cm^3 of distilled water, filling the water level exactly to the top of the sand.
Sometimes the side of concrete bridges is observed to turn black in colour. What is the reason for this phenomenon? In prestressing work, if more than one wire or strand is included in the same duct, why should all wires/strands be stressed at the sa..
When making hardness measurements, what will be the effect of making an indentation very close to a preexisting indentation. Why.
Calculate the super-elevation required for a horizontal curve on a two-lane, two- way highway with 60 mph design speed, and a 1200 ft. radius curve. What is the required length of the spiral curve?
We are digging a hole to build a building. Calculate the energy needed to bring the soil to surface level. Remember the sides of the excavation lie at 45 degrees. Else, the whole would be constantly refilling itself.
Suzanne is a recent chemical engineering graduate who has been offered a 5-year contract at a remote location. She has been offered two choices. The first is a fixed salary of $75,000 per year.
Determine the heights of the fluid columns for barometers that use the following liquids at 20 C: water, ethyl alcohol, and mercury. Why do you think mercury barometers were used in the past (before the negative health effects of mercury were know..
The rod has a uniform cross-section of 53mm2. The external load consists of point loads: two P1 of 3kN, two P2 of 1kN, and one P3 of 7kN. What is the normal stress at the fixed support
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