F4-18. Determine the minimum coefficient of static friction between the uniform 50-kg spool and the wall so that the spool does not slip. B. 0.6 m- 03 m
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A: From the figuresinθ=h10h=10×sin60h=8.6603 ft cosθ=b10b=10×cosθb=5 ft
Q: Q4: If the coefficient of static friction at B is u-0.4, determine the largest angle 0 and the…
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Q: If the coefficient of static friction at C is μs = 0.35, determine the largest force F that can be…
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Q: 5. The tongs are used to lift the 150-kg crate whose center of mass is at G. Determine the least…
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Q: F4-20. If the coefficient of static friction at all contacting surfaces is , determine the…
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Q: F4-14. Determine the minimum force P to prevent the 30-kg rod AB from sliding. The contact surface…
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Q: F8-9. Blocks A and B have a mass of 7 kg and 10 kg, respectively. Using the coefficients of static…
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Q: Determine the smallest horizontal force P required to lift the 100-kg cylinder. The coefficient of…
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Q: F4-16. If the coefficient of static friction at contact points A and B is u, = 0.3, determine the…
A: Given data: Coefficient of friction at A & B = 0.3 Mass of spool = 100 kg…
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Q: 4-62. The uniform hoop of weight W is subjected to the horizontal force P. Determine the coefficient…
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Q: 8-25. The uniform pole has a weight of 30 lb and a length of 26 ft. Determine the maximum distance d…
A: Answer: The maximum distance d it can be placed from the smooth wall and not slip is 13.4 ft.
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Q: Determine the smallest force P that must be applied in order to cause the 150-lb uniform crate to…
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Q: F8-8. If the coefficient of static friction at all contacting surfaces is µ, determine the…
A: Given:- From block A the friction force is:
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Q: 8-26. The refrigerator has a weight of 180 lb and rests on a tile floor for which us = 0.25. If the…
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Q: Determine the greatest angle e so that the ladder does not slip when it supports the man (of the…
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Q: l'he uniform pole of length I and against the supporting surfaces she cient of static friction is u,…
A: given:static friction μs=0.25length of the pole=lmass of the pole=m
Q: 4-47. The Y0-kg man climbs up the ladder and stops at the position shown after he senses that the…
A: The weight of the man is 90g = 90(9.8) = 883 N
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Q: 8–5. The ladder has a uniform weight of 80 lb and rests against the smooth wall at B. If the…
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Q: F4-15. Determine the maximum force P that can be applied without causing the two 50-kg crates to…
A: Apply the conditions of equilibrium For Block A ∑Fy=0W-NA=0NA=50(9.8)=490.5N∑Fx=0 T-fA=0…
Q: F4-15. Determine the maximum force P that can be applied without causing the two 50-kg crates to…
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Q: 4. The mine car and its contents have a total mass of 6000 kg and a centre of gravity at G. If the…
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Q: F4-19. Blocks A, B, and C have weights of 50 N, 25 N, and 15 N, respectively. Determine the smallest…
A: Given Data μAB=0.3μBC=0.4μCD=0.35 Weight of block A=50N Weight of block B =25N Weight of block C…
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- 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.The single-threaded screw of the floor jack has a pitch of 0.5 in. and a mean radius of 1.75 in. The angle of static friction is 8.5. (a) Determine the couple C that must be applied to the screw to start lifting a weight of 4000 lb. (b) What is the couple required to start lowering the weight?Determine the masximum force Pthat can be applied without causing movement of the 250 b homogeneous block. The coeficient of static triction betwoen the block and the floor is 0.4 and betwoen the 4t diameter wheel and the rope is 0.2. 3 ft - 4 t
- The drum has a weight of 100 lb and rests on the floor for wich the coefficient of static friction is Ms = 0.5 If a = 3 ft and b = 4 ft, determine the smallest magnitude od the force P that will cause impending motion of the drum.Two blocks A and B have a weight of 50 N and 30 N, respectively. They are resting on the incline for which the coemicients of static fniction are = 0.15 and H = 0.25. The spring has a stifness of k 35 N/m (Egure 1) Part A Determine the incline angle 8 tor which both blocks begin to side. Express your answer in degrees to three significant figures. AX voc - O a ? Submit Request Answer Part B Find the required stretch or compression in the connecting spring for this to occur. Express your answer to three significant figures and include the appropriate units. HẢ D) ? Value mm Figure O 1 ef 1> Submit Resuest Answer Provida FeadbackQ5 Determine whether the block shown is in equilibrium and find the magnitude and direction of the friction force when 9=40° and P-400 N. 800 N H=0.20 Hk=0.15 23°
- 5-17. A homogeneous block 1 ft square by 3 ft tall weighs 100 lb. The block is supported by an inclined plane and the horizontal force P as indicated in Fig. P 5-17. The coefficient of friction between the block and the plane is 0.50. Determine the maximum value of P that can act on the block and still maintain equilibrium. 48 TomiquumThe rope running over two fixed cylinders carries the 4-kg mass at one end. Determine the force P that must be applied to the other end to initiate motion. The coefficient of static friction between the rope and the cylinders is 0.15. BISECTION METHODFind the minimum force F to cause movement of the 400/1000 lb. system shown. The 5º wedge is weightless. rollers 400 16 66 1000 16 wedg(50) Ms 0.40 X=0.30 rollers
- Apps YouTube Gmail A Maps 6 Translate A Adobe Creative C... m MEC Virtual Learni... :Middle East Coll.. S E1 Lab Report St... The uniform crate shown in Fig. 8-7a has a mass of 20 kg. If a force P 80 N is applied to the crate, determine if it remains in equilibrium. The coefficient of static friction is u, = 0.3. %3D %3D 0.8m P 80 N %3D 30 0.2m (a) MacBook Pro そ G Search or type URL esc く # $ &Asap200 N A block placed under the head, of the claw hammer as shown greatly facilitates the extraction of the nail. If the 200-N pull on the handle is required, to pull the nail calculate the tension T in the nail and the magnitude A of the force exerted by the hammer head on the block. The contacting surfaces at A are sufficiently rough to 200 mm 20 45 mm prevent slipping 1. 50- |Imm L->