13–46. Blocks A and B each have a mass m. Determine the largest horizontal force P which can be applied to B so that A will not move relative to B. All surfaces are smooth. 13-47. Blocks A and B each have a mass m. Determine the largest horizontal force P which can be applied to B so that A will not slip on B. The coefficient of static friction between A and B is u. Neglect any friction between B and C.
Q: R14-1. If a 150-lb crate is released from rest at A. determine its speed after it slides 30 ft down…
A: Solution : Given data:- W=150 lb d=30 ft μk=0.3
Q: determine the velocity of the 25-kg crate when t = 4 s.
A:
Q: 5. How far will the 100-kg block move 2 seconds after it is released from the position shown. The…
A:
Q: The block A is subjected to a pulling force p along the cable. If the weight is 100 N and the…
A: Given: W = 100 N friction coefficient = 0.3 angle = 30 degree
Q: Determine the velocity of the 60-lb block A if the two blocks are released from rest and the 40-lb…
A: As per given Block A=60lb Block B=40lb Friction =0.1 We have to find velocity of block A and block…
Q: 13-37. The 10-kg block A rests on the 50-kg plate B in the position shown. Neglecting the mass of…
A:
Q: R13-6. The bottle rests at a distance of 3 ft from the center of the horizontal platform. If the…
A: Given: The distance of the bottle from the center of the platform is R=3 ft The coefficient of the…
Q: Q6/ The 300lb body A and the 400lb body are connected by a cable passing over a smooth pully on the…
A:
Q: HW. A cable is attached to the 20-kg plate R passes over a fixed peg at C and is attached to the…
A:
Q: The 150-lb man lies against the cushion for which the coefficient of static friction is Hiy = 0.5.…
A: Given, W=150 lbμs=0.5v=30 ft/s
Q: If the coefficient of kinetic friction between the150-Ib crate and the ground is uk = 0.2, determine…
A:
Q: 14-21. Determine the velocity of the 60-lb block A if the two blocks are released from rest and the…
A: Draw the free body diagram of the both blocks and apply static equilibrium conditions: Free body…
Q: *14-28. The 10-1b box falls off the conveyor belt at 5-ft/s. If the coefficient of kinetic friction…
A: Given Data: The weight of box is W =10 lb. The velocity of box at A is vA = 5 ft/s. Coefficient of…
Q: 2 m/s when t = 0s, a. Draw the free body diagram of the problem. initial velocity v1 %3D b.…
A:
Q: This is a dynamics question.
A: When the system is released then block A will move down. Due to which there will be tension in the…
Q: If the coefficient of static friction at all contacting surfaces is µs, determine the inclination 0…
A:
Q: Q6/ The 300lb body A and the 400lb body are connected by a cable passing over a smooth pully on the…
A: Consider the Free body diagrams: tanθ=512θ=tan-1512 θ=22.62°For block C:Nc=300…
Q: 13–71. The 150-lb man lies against the cushion for which the coefficient of static friction is µ, =…
A:
Q: The conveyor belt is moving at 4 m/s. If the coefficient of static friction between the conveyor and…
A: Draw the F.B.D of the block.
Q: Problem 14-22 The collar has a mass M and is supported on the rod having a coefficient of kinetic…
A: Given Thatm=30kg a=0.5mμk=0.4 F=200Nθ=45°…
Q: 14-30. The 30-lb box A is released from rest and slides down along the smooth ramp and onto the…
A: Given Data: The weight of box is W = 30 lb. The coefficient of friction is μk = 0.6. The height at…
Q: Determine the distance s to which the 53-kg painter can climb without causing the 3.5-m ladder to…
A: Draw the free-body diagram.
Q: *13-56. Cartons having a mass of 5 kg are required to move along the assembly line at a constant…
A: Given Data: The mass of the cartoon is m = 5 kg. The speed of the conveyer is V = 8 m/s. The…
Q: Determine the greatest angle e so that the ladder does not slip when it supports the man (of the…
A:
Q: 14-1. The 20-kg crate is subjected to a force having a constant direction and a magnitude F = 100 N.…
A: Given data: Mass of the crate, m = 20 kg. The magnitude of force F, F = 100 N. Speed of crate when…
Q: This is a dynamics question.
A: Given data for the given system is,
Q: 6/31 Determine the distance s to which the 90-kg paint can climb without causing the 4-m ladder to…
A: Givenmass of the painter mp=90kglegth of the ladder L=4mmass of the ladder mL=15kgthe coefficient of…
Q: If the coefficient of kinetic friction between the150-Ib crate and the ground is uk = 0.2, determine…
A: For the Given system weight of block (W) = 150 lb μk = 0.2 force acting on crate (F) = 100 lb…
Q: *13-20. The conveyor belt delivers each 12-kg crate to the ramp at A such that the crate's speed is…
A: (1) To find: The speed of the crate. Given: The mass of the crate is m=12 kg. The velocity of the…
Q: 98. Blocks A and B have a mass of 7 kg and 10 kg, respectively. Using the coefficients of static…
A:
Q: If the 200-lb uniform crate is subjected to a 80-lb force as shown, determine the state of motion of…
A:
Q: Specifically a dynamics problem. Question in pic below. Last time I asked this question, some of the…
A:
Q: R13-6. The bottle rests at a distance of 3 ft from the center of the horizontal platform. If the…
A:
Q: The car has a mass of 2000kg. Determine the shortest time it takes for it to reach a speed of 90…
A: Given : The mass of car = 2000 kg The static coefficient of friction = 0.4 The kinematic coefficient…
Q: 13-66. A motorcyclist in a circus rides his motorcycle within the confines of the hollow sphere. If…
A: Given: μs = 0.4The mass of the motorcycle and rider = 250 Kgs∫ = 20 ft = 203.281 m = 6.0957 m…
Q: R13-7. The 10-lb suitcase slides down the curved ramp for which the coefficient of kinetic friction…
A: Given data as per the question Mass of suitcase =10 lb coefficient of kinetic friction =0.2 speed =5…
Q: This is a dynamics question.
A:
Q: Determine the minimum force P to prevent the 30-kg rod AB from sliding. The contact surface at B is…
A: Angle of the rod is The length of AB is The frictional force at A is
Q: *15-8. The automobile has a weight of 2700 Ib and is traveling forward at 4 ft/s when it crashes…
A: Given data: Mass of automobile, w = 2700 lb Final Velocity, v2 = 4 ft/s Coefficient of kinetic…
Q: "13-4. If the 50-kg crate starts from rest and achieves a velocity of e= 4 m/s when it travels a…
A:
Q: Determine the distance s to which the 85 kg painter can climb without causing the 5 m ladder to slip…
A: Given Mass of the man = 20 kg Mass of the ladder = 20 kg Ladder length = 5 m Coefficient of friction…
Q: Q 15/ The uniform 20-lb ladder rests on the rough floor for which the coefficient of static friction…
A: Given data: Weight of the ladder, W = 20 lb. Coefficient of static friction, µs = 0.8. Draw a…
Q: 13-27. The conveyor belt is moving downward at 4 m/s. If the coefficient of static friction between…
A: given mass=15 kg static friction cofficient=0.8 velocity =4 m/s
Q: 13-58. The 2-kg spool S fits loosely on the inclined rod for which the coefficient of static…
A: As per the Bartleby guidelines, only one question can be answered at a time. Therefore, please…
Q: The 10-lb block A prevent the 20-lb B from falling as shown. If the coefficient of kinetic friction…
A:
Q: In the cam follower mechanism shown, the slotted bar rotates at a constant angular velocity = 3 rad…
A: Given: The angular velocity of slotted bar, w = 3 rad/s The path of follower, r = 0.09(1+0.3cosθ)-1…
Q: F13–7. The block rests at a distance of 2 m from the center of the platform. If the coefficient of…
A: The distance between the block and the center of the platform is, R=2 m The coefficient of friction…
Q: Block A has a mass of 55 kg, and block B has a mass of 11 kg. The coefficients of friction between…
A: Since the cord is single therefore there will be same tension in the cord throughout the length:…
Q: 13-17. Determine the acceleration of the blocks when the system is released. The coefficient of…
A: GIVEN:KINETIC FRICTION=μKmass of both block=m
Q: *14-24. At a given instant the 10-lb block A is moving downward with a speed of 6 ft/s. Determine…
A: From above fig.
Trending now
This is a popular solution!
Step by step
Solved in 7 steps with 4 images
- The 600-lb cable spool is placed on a frictionless spindle that has been driven into the ground. If the force required to start the spool rotating is F = 160 lb, determine the coefficient of friction between the ground and the spool. Neglect the diameter of the spindle compared to the diameter of the spool.The block weighs 80 pounds. A cable is connected to itsupper left corner and passes over a fixed post. Thecoefficients of friction are μB = 0.3 for the block and theground and μP = 0.2 for the post and the cable. Determinethe minimum force T that will cause the system to move(either tip or slide - you must show which happens first).Take a = 2.5’ and b = 6’.The uniform 20-lb ladder rests on the rough floor forwhich the coefficient of static friction is s = 0.45 andagainst the smooth wall at B. Determine the horizontalforce P the man must exert on the ladder in order tocause it to move.P =The 5000-N concrete block is adjusted its positionusing a 5° wedge under the action of force F. If thecoefficient of static friction between all contacts is0.3, determine the least force F required to movethe block.F =
- 3. The uniform 20-lb ladder rests on the rough floor forwhich the coefficient of static friction is s = 0.45 andagainst the smooth wall at B. Determine the horizontalforce P the man must exert on the ladder in order tocause it to move. 4. The 5000-N concrete block is adjusted its positionusing a 5° wedge under the action of force F. If thecoefficient of static friction between all contacts is0.3, determine the least force F required to movethe block.- Blocks A and B have a mass of 7 kg and 10 kg, respectively, and there are pulleys at C and D. Using the coefficients of static friction indicated, determine the following: 1- The smallest force P which can be applied to the cord that causes impending motion. 2- Does block B spill, flip over, or nothing happen? Prove that. 400 mm B PAB=0.1 A P T 500 mm Kha=0.3Blocks A and B have masses of 10 kg and 20 kg respectively. The coefficient of static friction between A and B is 0.20, between B and C is 0.10 and at D, 0.15. Block B impends to slide up the 30o- incline plane. Draw the free body diagram of block A Draw the free body diagram of block B What is the weight of the hanging block that will maintain static equilibrium? Note: Use T1 and T2 for tension on the tight side and slack side of the cord respectively.
- The coefficient of static friction between wedgesB and C is μs = 0.6 and between the surfaces ofcontact B and A and C and D, μs = 0.4. If P = 50N,determine the smallest allowable compression ofthe spring without causing wedge C to move tothe left. Neglect the mass of the wedges.F4-19. Blocks A, B, and C have weights of 50 N, 25 N, and 15 N, respectively. Determine the smallest horizontal force P that will cause impending motion. The coefficient of static friction between A and B is u, = 0.3, between B and C, 4 = 0.4, and between block C and the ground, p" = 0.35.The uniform crate has a mass of 150 kg. If the coefficient of static friction between the crate and the floor is μs = 0.2, determine the smallest mass of the man so he can move the crate. The coefficient of static friction between his shoes and the floor is μ's = 0.45. Assume the man exerts only ahorizontal force on the crate.
- Determine the magnitude of the counterweight W to cause the block to slide down the incline. Coefficient of friction between the block and inclined surface is 0.30. The pulley is frictionless. 100 kg motion motion W 200The man pushes on the roller with force P through a handle that connects to the central axle of the roller. If the coefficient of static friction between the 49-lb roller and the floor is s = 0.22, determine the maximum force Pthat can be applied to the handle, so that roller rolls on the ground without slipping. Assume the roller to be a uniform cylinder. Please pay attention: the numbers may change since they are randomized. Your answer must include 2 places after the decimal point, and proper unit. Take g = 32.2 ft/s2. 1.5 ft 30° Your Answer: Answer unitsThe fork lift has a weight of 2400 lb and a center of gravity at G. If the reat wheels are powered, whereas the front wheels are free to roll, determine the maximum number of 300-lb crates the fork lift can push forward. The coefficient of static friction between the wheels and the ground is μ and between the each crate and the ground He a=1.9ft EA b=3.4ft d=2.3ft Uw=0.3 Uc=0.3 d XXX