14-11. The force of F = 50 N is applied to the cord when s = 2 m. If the 6-kg collar is orginally at rest, determine its velocity at s = 0. Neglect friction. 1.5 m
Q: 19-46. Determine the height h at which a billiard ball of mass m must be struck so that no…
A: Consider ω as the angular velocity and H as the moment of inertia. Draw the free-body diagram of the…
Q: *14-16. A small box of mass m is given a speed of » = Vigr at the top of the smooth half cylinder.…
A: Draw the free-body diagram of the block.
Q: 15-51. The 10-Mg barge B supports a 2-Mg automobile A. If someone drives the automobile to the other…
A: Mass of Barge (mb) = 10Mg = 10 Million Grams = 10 x106 g = 10 X1000 Kg = 1000 Kg Mass of…
Q: 14-69. The 5-kg collar has a velocity of 5 m/s to the right when it is at A. It then travels along…
A:
Q: 14-95. The cylinder has a mass of 20 kg and is released from rest when h = 0. Determine its speed…
A: Write the expression of the potential energy of the mass.
Q: *14-8. A force of F = 250 N is applied to the end at B. Determine the speed of the 10-kg block when…
A: Free Body Diagram
Q: *14-96. If the 20-kg cylinder is released from rest at h = 0, determine the required stiffness k of…
A: Given :-mass of cylinder , m=20 kgh1=0 , h2=0.5 munstretched length=1mWrite the conservation of…
Q: 17-111. The semicircular disk having a mass of 10 kg is rotating at w = 4 rad/s at the instant 0 =…
A:
Q: 14-73. The roller coaster car has a mass of 700 kg, including its passenger. If it is released from…
A: Draw the free-body diagram of the roller coaster car.
Q: 15-131. Sand is discharged from the silo at A at a rate of 50 kg/s with a vertical velocity of 10…
A: Draw the F.B.D of the conveyor belt assuming it as the control volume C.V.
Q: *13-84. The 2-lb block is released from rest at A and slides down along the smooth cylindrical…
A: Consider Fs as the spring force, m as the mass of the block, at to be the tangential acceleration…
Q: 14-73. The roller coaster car has a mass of 700 kg. including its passenger. If it is released from…
A: Find the minimum height of the hill and normal reaction at B and C.
Q: R14-6. The 50-lb load is hoisted by the pulley system and motor M. If the motor exerts a constant…
A: Given Load = 50 lb Motor force = 30 lb Distance of lift = 10 ft Motor efficiency = 0.76 To find…
Q: 13-89. The boy of mass 40 kg is sliding down the spiral slide at a constant speed such that his…
A: Consider the mass of the child to be m. Draw the free-body diagram of the boy.
Q: 14-79. A 2-lb block rests on the smooth semicylindrical surface at A. An elastic cord having a…
A: Given data as per question Weight of the block = 2 lb Stiffness = 2 lb/ft Angle = 450
Q: *17-120. By pressing down with the finger at B, a thin ring having a mass m is given an initial…
A: Given data as per the question mass of the ring = m kg coefficient of kinetic friction = uk
Q: *17-84. The armature (slender rod) AB has a mass of 0.2 kg and can pivot about the pin at A.…
A: Write the expression of the mass moment of inertia of the rod.
Q: Specifically a dynamics problem. Question in pic below.
A:
Q: 18-43. A uniform ladder having a weight of 30 lb is released from rest when it is in the vertical…
A: Given data
Q: 14-74. The assembly consists of two blocks A and B which have a mass of 20 kg and 30 kg,…
A: Length of cable is constant so,
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: *13-104. The collar has a mass of 2 kg and travels along the smooth horizontal rod defined by the…
A:
Q: 15-149. The car has a mass m, and is used to tow the smooth chain having a total length I and a mass…
A:
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: 14-25. The 5-lb cylinder is falling from A with a speed vA = 10 ft/s onto the platform. Determine…
A:
Q: 14-70. The ball has a weight of 15 lb and is fixed to a rod having a negligible mass. If it is…
A:
Q: 13-45. If the force exerted on cable AB by the motor is F = (1003/2) N, where t is in seconds,…
A: Given data as per the question Force =100t32Mass of crate =50 kg =50×9.81 =490.5 Ninitial velocity…
Q: 17-25. The door has a weight of 200 lb and a center of gravity at G. Determine the constant force F…
A: Given data S=12 ftt=5 sec
Q: *14-52. The 50-lb crate is given a speed of 10 ft/s in 1 = 4 s starting from rest. If the…
A: Given data W=50 lbV=10 ft/sect=2 secε=0.65
Q: R14-6. The 50-lb load is hoisted by the pulley system and motor M. If the motor exerts a constant…
A: Load, W= 50 lb Constant force on the cable, T= 30 lb s= 10 ft starting from the rest (Given that the…
Q: 15-107. If the rod of negligible mass is subjected to a couple moment of M = (30F) N •m, and the…
A:
Q: The 50 kg stone has a speed of 8 m/s when it reaches point A. Determine the normal force it exerts…
A:
Q: 14-37. If the track is to be designed so that the passengers of the roller coaster do not experience…
A: Let 'M' be the mass of the roller coaster along with passengers. Friction is neglected. Given that…
Q: 14-18. When the 12-lb block A is released from rest it lifts the two 15-lb weights B and C.…
A: Given data: Mass of block A, mA = 12 lb. Mass of block B, mB = 15 lb. Mass of block C, mC = 15 lb.…
Q: *18-36. The assembly consists of a 3-kg pulley A and 10-kg pulley B. If a 2-kg block is suspended…
A: Given Data mass of the pulley A is 3Kg Mass of the pulley B is 10 Kg Mass of the block is 2Kg
Q: The 6-kg bar is released from rest while in the position shown and its end rollers travel in the…
A: Consider the parameter as shown in fig.
Q: 14-97. A pan of negligible mass is attached to two identical springs of stiffness k = 250 N/m. If a…
A: Given data k=250 N/mm=10 kgT=50 N
Q: 14-65. The block has a mass of 150 kg and rests on a surface for which the coefficients of static…
A: m = 150 kg μs = 0.5μk = 0.4F = 60 t2 N Free body Diagram of Block A is shown in figure,
Q: 13-73. Determine the maximum speed at which the car with mass m can pass over the top point A of the…
A: Given: mass of the car=m passes over a curve with keeping contact with the ground To determine:…
Q: *17-24. 6 ft- The door has a weight of 200 Ib and a center of gravity at G. Determine how far the…
A:
Q: 14-23. The 8-kg block is moving with an initial speed of 5 m/s. If the coefficient of kinetic…
A: Given Data The mass of the block, 8Kg Initial speed, 5m/s The coefficient of kinetic friction…
Q: Question in pic below. Specifically a dynamics problem.
A: Consider that the height at point A is taken as the datum that is all the heights will be measured…
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: 10 km/h в 20 km/h k - 3 MN/m Prob. 15–51
A:
Q: Problem 14-70 Determine the smallest amount the spring at B must be compressed against the block…
A:
Q: This is a dynamics question. The answer is 481 mm.
A: The free body diagram of both the cars A and B is shown below:
Q: 14-51. The 1000-lb elevator is hoisted by the pulley system and motor M. If the motor exerts a…
A: Apply condition of equilibrium ∑Fy=03(500)-1000=100032.2×a a=16.1 ft/s2 When the load has been…
Q: 13-77. The cylindrical plug has a weight of 2 lb and it is free to move within the confines of the…
A: givenWeight of cylinder W=2lbstiffness k=14lb/ftdistance d=0.5ft plug is travelling with constant…
Q: 15-127. The fan blows air at 6000 ft³/min. If the fan has a weight of 30 lb and a center of gravity…
A: Given Data: The flow rate of air blows by the fan is, Q=6000 ft3/min=6000 ft3/min×min60 s=100…
Q: Question in pic below. Specifically a dynamics problem.
A: Given data as per question Mass of the ball = 15 lb Length of the rod = 3 ft
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- If the hydraulic cylinder BE exerts a vertical force of F = 1.5 kNon the platform, determine the force developed in links AB and CD at the instant Ѳ= 90°. The platform is at rest when Ѳ= 45°. Neglect the mass of the links and the platform. The 200-kg crate does not slip on the platform.The 8-kg block is moving with an initial speed of 5 m/s. If the coefficient ofkinetic friction between the block and plane is uk = 0.25, determine the maximum compressionin the spring when the block momentarily stops.15-51. The 30-Mg freight car A and 15-Mg freight car B are moving towards each other with the velocities shown. Determine the maximum compression of the spring mounted on car A. Neglect rolling resistance
- 17-31 The 150 kg uniform crate rests on the 10 kg cart. Determine the maximum force P that can be applied to the handle without causing the crate to tip on the cart. Slipping does not occur.The spring is placed between the wall and the 10-kg block. If the block is subjected to aforce of F = 500 N, determine its velocity when s = 0.5 m. When s = 0, the block is at restand the spring is uncompressed. The contact surface is smooth.If the block is held in the equilibrium position shown, determine the mass of the block D. The unextended length of the spring AB is 9 m.
- If the block is held in the equilibrium position shown, determine the mass of block D.If the 50-kg load A is hoisted by motor M so that the load has a constant velocity of 1.5 m/s, determine the force (T) of the cable connected directly on the block.Don't copy or don't submit wrong answer ,I will rate. If the contact surface between a 20 kg block and the ground is smooth, determine the power of force F when t = 4 s. Initially the block is at rest.
- Determine the maximum compression of the spring after the collision.When the 1.8-kg block is in the position shown, the attached springis undeformed. If the block is released from rest in this position, determine itsvelocity when it hits the floor.The man pushes the 60-kg homogeneous crate with the horizontal force P. Determine the largest distance h for which the crate will slide without tipping.