Question 1 (10 points) A 855 lb block rests on a horizontal surface. The coefficient of static friction between the bloc

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Question 1 10 Points A 855 Lb Block Rests On A Horizontal Surface The Coefficient Of Static Friction Between The Bloc 1 (29.46 KiB) Viewed 38 times

Question 1 10 Points A 855 Lb Block Rests On A Horizontal Surface The Coefficient Of Static Friction Between The Bloc 2 (51.18 KiB) Viewed 38 times

Question 1 10 Points A 855 Lb Block Rests On A Horizontal Surface The Coefficient Of Static Friction Between The Bloc 3 (40.02 KiB) Viewed 38 times

Question 1 (10 points) A 855 lb block rests on a horizontal surface. The coefficient of static friction between the block and the surface is 0.48. What is the magnitude of the force required to cause motion to impend if the force applied to the block is upward at an angle of 11.20 Answer in lbs, do not include units, include at least 3 significant digits Your Answer:
Question 2 (10 points) W A body weighing 95 lb rests on an inclined plane, as shown. The coefficient of static friction between the body and the plane is 0.38. Lengths m = 6 and n = 4. What magnitude of force, in lbs, is needed to just start pulling the body down the plane? Answer in lbs, do not include units, include at least 3 significant digits Your Answer: Answer
Question 3 (3 points) d = diameter of semicircle W14x109 Datum For the composite shape shown and semi-circle diameter d = 9.2 inches, what is the distance (moment arm) 32, from datum to centroid of shape 2? Answer in inches, do not include units in answer, at least 3 sig figs.. Your Answer: Answer