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Question: Determine joint displacements and axial forces in the three-bar pin-jointed structure shown in Figure. All members have the same cross-sectional area and are of the same material A = 1 in2 and E = 30 x 106 lb/in2. Theload P = 15,000 lb. The dimensions in inches are shown in the figure.
An iron vat is 13 meter long at room temperature (20 degree Celsius). Determine how much longer is it when it contains boiling water at 1 atm pressure
A railroad flatcar of weight 7840 N can roll without friction along a straight horizontal track. What is the change in velocity of the car
you push with a horizontal force of 28.7 against a 16.0 box pressing it against a rough wall to hold it in place. the
A weightlifter bench-presses a 130.0 kg barbell from his chest to a height equal the length of his arms 0.850 m. How much work does he do
Two waves are traveling in the same direction along a stretched string. The waves are 90.0° out of phase. Each wave has amplitude of 4.00 cm. Discover the amplitude of the resultant wave.
A length of wire has a radius of 3.00 × 10 -3 m and a resistance of 0.200 ?. find the density of free electrons in the wire
A playground carousel is free to rotate about its center on frictionless bearings. Find the resulting angular speed of the carousel and person
You have the task of measuring an unknown temperature using a constant-volume gas thermometer. hat is that temperature on the Celsius scale to the nearest degree
The magnetic flux through a 50-cm-long solenoid that has 500 turns of radius 3.0 cm is 3.0 × 10-2 Wb. Calculate the current through the solenoid
A ski tow operates on a slope of angle 15.3? of length 330m, Whats the power needed to operate the tow
In short-track speed skating, the track has straight sections and semicircles 16 m in diameter. What is the ratio of this force to the skater's weight
Relative to a stationary observer, a moving object
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