Statics
A 25-kg block rests on a 30° rough incline. The coefficient of static friction between the block and the surface is 0.40. The block is at rest.
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A 25-kg block rests on a 30° rough incline. The coefficient of static friction between the block and the surface is 0.40. The block is at rest.

A. determine Wo
B. Draw the shear and moment diagrams and specify the numerical values at all change of loading positions & at all points of zero shear.
C. determine the maximum shear and maximum moment.
The flow rate of water through the turbine shown is 0.20 m^3/s and the pressure at points 1 and 2 are 150KPa and -35KPa. Determine the power generated by the turbine.
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The figure below shows a horizontal beam AB (negligible weight) that is subjected to four forces. The 100N and 20N forces are acting vertically down. The 60N and 40N forces are at an angle of 30with respect to the vertical and horizontal respectively. Find (a) the magnitude of resultant force (b) the distance of the resultant from the support A (c) The reaction forces developed at the supports A and B.
Good day sir. I just want to ask about Problem 338. Why is R3 equal to half of Rc?


Hi, i just want to ask is there an easy way to master moment in 2d? It seems like moment 3d is much easier since you can use any points and connect them as line, 2d needs perpendicular lines so im having difficulties with it instead. Pls help.
I have a flyweight that rotates about a pin in a cvt clutch.
the flyweight gets its motion from centrifugal force that acts on the center of gravity on the object. i am trying to develop the acceleration equation using kinamatics but am a little rusty. i have developed the force equations but would like help with the acceleration.

Hello guys, how can I solve for the projectile's speed, horizontal distance and maximum height reached if the only given in the problem is the time of flight and the angle of inclination from the horizontal.
The projectile is thrown from the cliff by the way, thanks :)
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