What is the change in length of the bar
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?
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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.
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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?
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.
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Two dimensional, steady state conduction occurs in a hollow cylindrical solid of thermal conductivity k= 16w/mk outer r - 1m, length 2z0=5m, where the origin of the coordinate systerm is located at the mid point of the center line.
The average life expectancy in the United States, L, has been rising steadily over the past few decades, as shown in the table below. Let t be the number of years since 1920, (so t=0 represents the year 1920). Year 1920 1930 1940 1950 1960 1970 19
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