PEARSON ETEXT ENGINEERING MECH & STATS
15th Edition
ISBN: 9780137514724
Author: HIBBELER
Publisher: PEARSON
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Chapter 19, Problem 41P
To determine
The angle
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The (1)-kg collar is released from rest at A and slides down the inclined fixed rod in
the vertical plane.
The coefficient of kinetic friction is 0.40. Calculate the maximum deflection xof
the spring.
| (2 +d) Kg
0.5 m
Hp = 0.40
60°
k = 1.6 kN/m
A 23-lb sphere A is held at the 60° angle shown and released. It strikes the 8-lb sphere B. The coefficient of restitution for this collision
is e=0.60. Sphere B is attached to the end of a light rod that pivots freely about point O. If the spring of constant k = 89 lb/ft is initially
unstretched, determine the maximum rotation angle of the light rod after impact.
Answer: 0-
19" 60
29"-
29"
The small collar of mass m = 0.64 kg is released from rest at A and slides down the curved rod in the vertical plane with negligible
friction. If b = 0.53 m, and h = 2.17 m, and if the velocity of the collar as it strikes the base B is 6.03 m/s after release of the collar from
rest at A, calculate the work Q of friction. What happens to the energy which is lost?
Answer: Q = i
Chapter 19 Solutions
PEARSON ETEXT ENGINEERING MECH & STATS
Ch. 19 - The 60-kg wheel has a radius of gyration about its...Ch. 19 - Prob. 2FPCh. 19 - Prob. 3FPCh. 19 - Gears A and B of mass 10 kg and 50 kg have radii...Ch. 19 - The 50-kg spool is subjected to a horizontal force...Ch. 19 - Prob. 6FPCh. 19 - The rigid body (slab) has a mass m and rotates...Ch. 19 - Prob. 2PCh. 19 - Show that if a slab is rotating about a fixed axis...Ch. 19 - Prob. 21P
Ch. 19 - The two gears A and B have weights and radii of...Ch. 19 - The 30-kg gear is subjected to a force of P =...Ch. 19 - Prob. 27PCh. 19 - The turntable T of a record player has a mass of...Ch. 19 - The 10-g bullet having a velocity of 800 m/s is...Ch. 19 - Prob. 31PCh. 19 - Disk A has a weight of 20 lb. An inextensible...Ch. 19 - The 12-kg rod AB is pinned to the 40-kg disk. If...Ch. 19 - A thin rod of mass m has an angular velocity o...Ch. 19 - Prob. 41PCh. 19 - Prob. 42PCh. 19 - Prob. 44PCh. 19 - The 10-lb block is sliding on the smooth surface...Ch. 19 - Prob. 46PCh. 19 - The pendulum consists of a 15-kg solid ball and...Ch. 19 - Prob. 48PCh. 19 - The 20-kg disk strikes the step Without...Ch. 19 - The solid ball of mass m is dropped with a...Ch. 19 - Prob. 54PCh. 19 - Prob. 55PCh. 19 - Prob. 56PCh. 19 - Prob. 58PCh. 19 - The cable is subjected to a force of P = (10t2)...Ch. 19 - Prob. 2RPCh. 19 - The tire has a mass of 9 kg and a rad1us of...Ch. 19 - Prob. 4RPCh. 19 - The spool has a weight of 30 lb and a radius of...Ch. 19 - Prob. 6RPCh. 19 - Prob. 7RPCh. 19 - Prob. 8RP
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- The 2-kg collar is released from rest at A and slides down the inclined fixed rod in the vertical plane. The coefficient of kinetic friction between the collar and the rod is 0.6 and the spring is initially 300 mm stretched. Calculate a) the velocity v of the collar as it strikes the spring and (b) the maximum deflection x of the spring. μk = 0.6 30° 0.6 m k = 1.4 kN/marrow_forwardThe simple 2.3-kg pendulum is released from rest in the horizontal position. As it reaches the bottom position, the cord wraps around the smooth fixed pin at B and continues in the smaller arc in the vertical plane. Calculate the magnitude of the force R supported by the pin at B when the pendulum passes the position 8 = 43° 330 mm 2.3 kg B Answer: R= i 90° 720 mm Narrow_forwardEach of the sliders A and B has a mass of 3.1 kg and moves with negligible friction in its respective guide, with y being in the vertical direction. A 15-N horizontal force is applied to the midpoint of the connecting link of negligible mass, and the assembly is released from rest with θ = 0. Calculate the speed v with which A strikes the horizontal guide when θ = 90°.arrow_forward
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- A 25-lb sphere A is held at the 51° angle shown and released. It strikes the 10-lb sphere B. The coefficient of restitution for this collision is e = 0.75. Sphere B is attached to the end of a light rod that pivots freely about point O. If the spring of constant k = 107 lb/ft of the light rod after impact. is initially unstretched, determine the maximum rotation angle A 16" 51° 30" Answer: 0 = i B 30"arrow_forwardThe small collar of mass m = 0.46 kg is released from rest at A and slides down the curved rod in the vertical plane with negligible friction. If b = 0.47 m, and h = 1.22 m, and if the velocity of the collar as it strikes the base Bis 4.61 m/s after release of the collar from rest at A, calculate the work Q of friction. What happens to the energy which is lost? A B Answer: Q = iarrow_forwardThe cylindrical plug A of mass ma = 3.3 kg is released from rest at B and slides down the smooth circular guide. The plug strikes the block C of mass mc = 3.7 kg and becomes embedded in it. Calculate the distances which the block and plug slide before coming to rest. The coefficient of kinetic friction between the block and the horizontal surface is u = 0.42 and the distance r = 1.42 m.arrow_forward
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