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For a critical three-dimensional state of stress where, sx = 45,000, sy = 25,000, sz = -50,000, txy = 4000, tyz = 2000, and tzx = -3500 psi, determine the principal stresses and draw the Mohr circle representation of the state of stress.
Derive from first principles the Poiseuille equation for pressure drop generated by the steady flow of a Newtonian fluid through a straight tube of circular cross-section. If the flow is laminar, what is the form of the velocity profile with in t..
A roller coaster car of mass 310 kg (including passengers) travels around a horizontal curve of radius 35 m. Its speed is 17 m/s. What is the magnitude and direction of the total force exerted on the car by the track? magnintude N direction ° above t..
A 2.50 kg block hangs from a spring. A 420 g body hung below the block stretches the spring 2.90 cm farther. (a) What is the spring constant? (b) If the 420 g body is removed and the block is set into oscillation, find the period of the motion.
You are pulling your sister on a sled to the top of a 15 meter high, frictionless hill with a 10 degree incline. obtain the speed of the sled be when you reach the top
Tries 0/12 Calculate the magnitude of the electric field for the conducting sphere at a point 3.70 cm away from the center of the sphere.
A circular surface with a radius of 0.068 m is exposed to a uniform electric field of magnitude 1.43×104 N/C. The electric flux during the surface is 60 N·m2/C. What is the angle among the direction of the electric field and the normal to the surface..
A constriction in a pipe reduces its diameter from 6.3 cm to 2.1cm. where the pipe is wider, the fluid velocity is 8 m/s. find the fluid velocity
I am standing on a 5m high platform and throw a 0.2kg ball horizontally with a speed of 10m/s. How fast will it be going when it reaches the ground
a pendulum bob of mass m is hung from a light stringthe bob then moves in a horizontal circle of radius r and the
The model airplane in Figure 5.7 is flying at a speed of 13.2 m/s on a horizontal circle of radius 17.9 m. The mass of the plane is 1.18 kg. What is the net work done on the plane
solve [cos 20 + i sin 20][cos 0 / 2 + i sin 0 / 2]
A very powerful vacuum cleaner has a hose 2.95 cm in diameter. With no nozzle on the hose, what is the weight of the heaviest brick that the cleaner can lift
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