P13–6. Set up the n, b, t axes and write the equations of motion for the 10-kg block along each of these axes. 4 m M = 0,2 8 m/s (a) Hs = 0.3 Constant rotation Block has impending motion (b)
Q: 1. Determine the required mass of block A so that when it is released from rest it moves the 5-kg…
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Q: 15-135. A power lawn mower hovers very close over the ground. This is done by drawing air in at a…
A: Given, Va = 6 m/s AA = 0.25 m2 AB = 0.35 m 2 m = 15 kg ρa = 1.22 kg/m 3 Rate of air flow to the lawn…
Q: *14-84. The 4-kg smooth collar has a speed of 3 m/s when it is at s = 0. Determine the maximum…
A: Write the expression of the potential energy due to gravitational force at point A. Write the…
Q: F15-8. The cart and package have a mass of 20 kg and 5 kg, respectively. If the cart has a smooth…
A: Write the given data.
Q: of the smooth vertical slot. If the block starts from rest when The block has a ma kg and moves the…
A: Solution:- Given data :- k =100 N/mvB =2.5 m/ssB =0.15 m
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: The box is at rest at point 1 when it is sliding down the incline. If the 1 1 H, = 0.40 HA = 0.30…
A: Let mass of box be M After beginning of motion kinetic friction comes into action So from 1 to 2 FBD…
Q: R14-3. The block has a weight of 1.5 lb and slides along the smooth chute AB. It is released from…
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Q: *14-44. An automobile having a mass of 2 Mg travels up a 7° slope at a constant speed of v = 100…
A: Given data: m=2 Mgv=100 km/hε=0.65 Need to determine the power developed by the car engine.
Q: P13-2. The 10-kg block is subjected to the forces shown. In each case, determine its velocity at s =…
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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: F17-1. The cart and its load have a total mass of 100 kg. Determine the acceleration of the cart and…
A: Given : mass of cart (m) = 100 kg To determine: (a) acceleration of the cart (b) Normal reactions…
Q: 13–34. The 4-kg smooth cylinder is supported by the spring having a stiffness of kAB = 120 N/m.…
A: Draw a free body diagram showing the forces acting on the cylinder under equilibrium position.…
Q: F14-18. The 4-kg collar C has a velocity of va = 2 m/s when it is at A. If the guide rod is smooth,…
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Q: 15-111. A box having a weight of 8 lb is moving around in a circle of radius r4 = 2 ft with a speed…
A: To find: The speed of box at B and work done after pulling the rope from A to B. Given: The weight…
Q: P14-2. Determine the kinetic energy of the 10-kg block. 2 m/s 30° (a) 6 m/s 60 (b)
A: Given Data: The mass of the block is M = 10 kg. Part (a) The velocity of the block is V = 2 m/s.…
Q: R14-6. The 50-lb load is hoisted by the pulley system and motor M. If the motor exerts a constant…
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Q: R14–6. The 50-lb load is hoisted by the pulley system and motor M. If the motor exerts a constant…
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Q: 18–22. If the 50-lb bucket, C, is released from rest, determine its velocity after it has fallen a…
A: Answer: The velocity of bucket C after it has fallen through a distance of 10 ft is 19.6180 ft/sec.…
Q: e elastic cord has an unstretched length l0 = 1.5 ft and a stiffness k = 12 lb/ft. It is attached to…
A: Given:unstretched length, Lo=1.5 ftstiffness, k=12 lb/ftWeight of the block, m=2.2 lb
Q: The collar with mass of 0.6 kg is released from rest at position A and travels down the smooth…
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Q: F15-23. The 2-kg sphere is attached to the light rigid rod, which rotates in the horizontal plane…
A: Given Mass of sphere (m) = 2 kg The moment about O (Mo) = 0.9t2 N-m To determine speed of sphere…
Q: *14-68. The 5-kg collar has a velocity of 5 m/s to the right when it is at A. It then travels down…
A: Given data as per the question Mass of collar =5 kg the velocity of collar =5 m/s unstretched length…
Q: The crate of weight W=40 Ib has a velocity VA=12ft/s when it is at A. Determine its velocity(ft/s)…
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Q: Q4:A smooth 5 kg collar shown in fig 1, fits loosely on the vertical shaft. if the spring is…
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Q: 15-114. The fire boat discharges two streams of seawater, each at a flow of 0.25 m²/s and with a…
A: Given data: The discharge of each stream is Q = 0.25 m3/s. The nozzle velocity is v = 50 m/s. The…
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: 13–14. The 2-Mg truck is traveling at 15 m/s when the brakes on all its wheels are applied, causing…
A: Given Mass of the truck 2000 g Mass of the boat 1000g Travelling speed = 15 m/s Speed = 10 m To find…
Q: P13–3. Determine the initial acceleration of the 10-kg smooth collar. The spring has an unstretched…
A: Given Data: The spring constant of the spring is k = 10 N/m. The mass of the collar is m = 10 kg.…
Q: P13–4. Write the equations of motion in the x and y directions for the 10-kg block. У Hk = 0.2 х 30°
A: Given Data: The mass of the block is m = 10 kg. The angle of inclination is θ=30∘. The coefficient…
Q: Problem 13-55 The plane is traveling at a constant speed v along the curve y = bx2 + c. If the pilot…
A: Data given- b = 60×10-6 m-1 c = 1500 m W = 900 N v = 240 m/s
Q: R14-3. The block has a weight of 1.5 lb and slides along the smooth chute AB. It is released from…
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Q: The 40-kg boy in Fig. 14-13a slides down the smooth water slide. If he starts from rest at A,…
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Q: Given a 1400 kg car traveling along a route with an increasing vertical profile y=0.0003x^2.…
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Q: A 10 kg collar C fits loosely on the smooth shaft. If the attached spring is unstretched when collar…
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Q: The elastic cord has an unstretched length l0 = 1.5 ft and a stiffness k = 12 lb/ft. It is attached…
A: As per our guidelines we are supposed to solve only 3 subparts if multiple subparts are asked .…
Q: P13-1. The 10-kg block is subjected to the forces shown. In each case, determine its velocity whent…
A: Problem 13-1, Part (a) The block in image 'a' will move in the x-direction only. The force component…
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: R14-8. The blocks A and B weigh 10 and 30 lb, respectively. They are connected together by a light…
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Q: 13–94. Determine the normal and frictional driving forces that the partial spiral track exerts on…
A: Given data The mass of the bike is m=200 kg The weight of the bike is W=mg=200×9.81=1962 N The angle…
Q: 15-145. The 10-Mg helicopter carrics a bucket containing 500 kg of water, which is used to fight…
A: Given Data The mass of the helicopter, M = 10Mg The mass of the water, Mw = 500Kg The velocity of…
Q: Q1: The spring is undeformed (unstretched) when x = 0. If the body moves from the initial position…
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Q: 13–50. A freight elevator, including its load, has a mass of 1 Mg. It is prevented from rotating due…
A: Given data Me=1 kgT=4 KNd=6 m
Q: R13–4. If the motor draws in the cable at a rate of v = (0.05 s³/2) m/s, where s is in meters,…
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Q: Problem 14-70 Determine the smallest amount the spring at B must be compressed against the block…
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Q: P.1) the force F as shown. F = 4j N, ralo and va = 10j m/s. Find HA, and HANO The 10 kg mass…
A: Given:mass of particle A,mA=10 kgF=4j NrA/O=(4.0i+1.0j)mVA=10j m/s
Q: F15-11. Blocks A and B have a mass of 15 kg and 10 kg, respectively. If A is stationary and B has a…
A: Given The mass of the block A is mA=15 kg. The mass of the block B is mB=10 kg. The initial…
Q: 3. The 2 kg collar is moving down with the velocity of 4 m/s at A. The spring constant is 30 N/m.…
A: Given: The 2 kg collar is moving down with velocity of 4 m/s at A. The spring constant is 30…
Q: -1.5 m 3 m/s k= 100 N/m B Prob. 14-76
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Q: R13–4. If the motor draws in the cable at a rate of v = (0.05 s3/2) m/s, where s is in meters,…
A: Given Data: The velocity of the motor drawing the cable is, v=0.05 s3/2 m/s. The value of s at…
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- The crate, which has a mass of 140 kg, is subjected to the action of the three forces shown in the figure. If it is originally at rest, determine the friction force when Py =750 N, P, =900 N, P;=500Nand 6 = 259 Assume the coefficient of kinetic friction between the crate and the surface is pi = 0.40.Determine the speed v of the 50-Mg mass when it is just over the top of the steel post, if after impact, the maximun stress developed in the post is 550 MPa. The post has a length of L = 1 m and a cross-sectional area of 0.01 m2.Est = 200 GPa, sY = 600 MPa.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.
- The 2-Mg truck is traveling at 15 m/s when the brakes on all its wheels are applied, causing it to skid for a distance of 10 m before coming to rest. (Figure 1) Part A: Determine the constant horizontal force developed in the coupling C during this time. The total mass of the boat and trailer is 1 Mg. Express your answer to three significant figures and include the appropriate units. Part B:F14-1. The spring is placed between the wall and the 10-kg block. If the block is subjected to a force of F = 500 N, determine its velocity when s = 0.5 m. When s = 0, the block is at rest and the spring is uncompressed. The contact surface is smooth. S00N Prob. F14-1The at-rest crate, which has a mass of 100 kg, is subjected to the action of thetwo forces. Using the principle of work and energy, determine the distance it slides when itreaches a speed of 6 m/s. The coefficient of kinetic friction between the crate and the surface is uk = 0.2.
- 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.A man pushes the lawn mower at a steady speed with aforce P that is parallel to the incline. The mass of themower with attached grass bag is 50 kg with mass centerat G. If = 15°, determine the normal forces NB and NCunder each pair of wheels B and C. Neglect friction. (useg = 9.81 m/s2)1 - Using a conservation of momentum equation, show that the force on the hemispherical vane istwice that of the force on the flat vane?
- The two springs are identical, withunstretched length 0.4 m. When the 150-kg mass issuspended at B, the length of each spring increases to0.6 m. What is the spring constant k?Just like the change in momentum over time generates a force (P=F) , the change in ∆t angular moment results in a torque (L = τ) . Using the theoretical values for the moments∆tof inertia of the hollow cylinder and disk, determine the torque done on the system whenthe cylinder is dropped on the disk. Take ωi = 9.5 rd/s, ωf = 6.1 rd/s, and ∆ t = 2 sThe 5 kg cylinder is released from rest in the postion shown in the figure below. Determine the maximum compression xmax of the spring. The stiffness of the spring is 1800 N/m.