Q5: The uniform box shown in next figure, has a mass of 30 Kg. If a force T 70 N is applied to the box,determine if it remains in equilibrium. The coefficient of static friction (u) = 0.24 T-70N 30 30 Kg
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- The block of weight W is pulled by the force P inclined at the angle to the horizontal. Find the smallest force P and the corresponding angle that would cause impending sliding of the block. The angle of static friction between the block and the ground is s.The 40-lb spool is suspended from the hanger GA and rests against a vertical wall. The center of gravity of the spool is at G and the weight of the hanger is negligible. The wire wound around the hub of the spool is extracted by pulling its end with the force P. If the coefficient of static friction between the spool and the wall is 0.25, determine the smallest P that will extract the wire.The coeffient of static friction between the uniform bar AB of weight W and the ground is 0.45. Find the smallest angle and the corresponding force P that would initiate simultaneous tipping and sliding of the bar.
- Find the largest value of b/h at which the folding table is in equilibrium. The coefficients of static friction are 0.5 at A and 0.3 at C. Neglect the weight of the table.The leather rein used to fasten the horse to the hitching rail weighs 3.5 oz per foot. The coefficient of static friction between the rail and the rein is 0.6. If a 34-lb force acting on the bridle is sufficient to restrain the horse, determine the smallest safe length L for the free end of the rein.Q4: The uniform box shown in next figure, has a mass of 40 Kg. If the two forces T= 60 N and F=30 N are applied on the box, determine if it remains in equilibrium. The coefficient of static friction () = 0.24 T-6ON 40 Kg
- Q4: The uniform box shown in next figure, has a mass of 40 Kg. If the two forces T = 60 N =30 N are applied on the box, determine if it remains in equilibrium. The coefficient of friction (u) = 0.24 T-60N 30 ک 40 Kg 45 F-30Nn- The uniform box shown in next figure, has a mass of 30 Kg. If a force T 70 N is applied to the box,determine if it remains in equilibrium. The coefficient of static friction (u) = 0.24 T=70N 30 30 KgQ5: The uniform box shown in next figure, has a mass of 30 Kg lf a force T= 70 N is applied to the box,determine if it remains in equilibrium. The coefficient of static friction (p) = 0.24 30 Kg (15 degrees)
- Q4: The uniform box shown in next figure, has a mass of 40 Kg. If the two forces T= 60 N and F =30 N are applied on the box, detemine if it remains in equilibrium. The coefficient of static friction (µ) = 0.24 F=30N T-60N 30 40 KgThe uniform box shown in next figure, has a mass of 40 Kg. If the two forces T = 60 N and F -30 N are applied on the box, determine if it remains in equilibrium. The coefficient of static friction (u) = 0.24 T-60N 30 40 Kg 45 F=30NA 100-lb force acts as shown on a 300-lb crate placed on an inclined plane. The coefficients of friction between the crate and the plane are u. = 0.25 and Hk = 0.20. 300 lb Determine whether the crate is in equilibrium, and find the value of the friction force. 100 Ib 4