PEARSON ETEXT ENGINEERING MECH & STATS
15th Edition
ISBN: 9780137514724
Author: HIBBELER
Publisher: PEARSON
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Chapter 15, Problem 96P
To determine
The angular momentum
of each of two particle about the point
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4. Determine the angular momentum H, of the 3-kg particle about point P.
3 kg oA
6 m/s
2 m
_2 m
1.5 m.
2 m
1.5 m
1m
3 m
B are
3 m
The uniform bar AB has length L = 4.5 ft and weight WAB= 19 lb. At the instant shown, 8 = 67° and vä = 5.8 ft/s. Determine the
magnitude of the linear momentum of AB, as well as the angular momentum of AB about its mass center G at the instant shown.
The magnitude of the linear momentum of AB is -3.22 lb.s.
The angular momentum of AB about its mass center G at the instant shown is (
2.42
ft·lb.s) k.
3/143 Point P on the 2-kg cylinder has an initial velocity
vo = 0.8 m/s as it passes position A. Neglect the
mass of the pulleys and cable and determine the
distance y of point P below A when the 3-kg cylin-
der has acquired an upward velocity of 0.6 m/s.
-P
A
3 kg
2 kg
Problem 3/143
Chapter 15 Solutions
PEARSON ETEXT ENGINEERING MECH & STATS
Ch. 15 - The 0.5kg ball strikes the rough ground and...Ch. 15 - Prob. 2FPCh. 15 - Prob. 3FPCh. 15 - The wheels of the 1.5-Mg car generate the traction...Ch. 15 - Prob. 5FPCh. 15 - If the coefficient of kinetic friction between the...Ch. 15 - Prob. 3PCh. 15 - Each of the cables can sustain a maximum tension...Ch. 15 - Crates A and B weigh 100 lb and 50 lb,...Ch. 15 - Prob. 8P
Ch. 15 - Prob. 9PCh. 15 - During operation the jack hammer strikes the...Ch. 15 - For a short period of time, the frictional driving...Ch. 15 - The 2.5-Mg van is traveling with a speed of 100...Ch. 15 - Prob. 14PCh. 15 - The towing force acting on the 400-kg safe varies...Ch. 15 - Prob. 18PCh. 15 - Prob. 19PCh. 15 - If it takes 35 s for the 50-Mg tugboat to increase...Ch. 15 - Prob. 23PCh. 15 - The balloon has a total mass of 400 kg including...Ch. 15 - Prob. 26PCh. 15 - Prob. 30PCh. 15 - Prob. 7FPCh. 15 - The cart and package have a mass of 20 kg and 5...Ch. 15 - The 5-kg block A has an initial speed of 5 m/s as...Ch. 15 - Prob. 10FPCh. 15 - Prob. 11FPCh. 15 - The cannon and support without a projectile have a...Ch. 15 - The 5-Mg bus B is traveling to the right at 20...Ch. 15 - Prob. 36PCh. 15 - A railroad car having a mass of 15 Mg is coasting...Ch. 15 - A ballistic pendulum consists of a 4-kg wooden...Ch. 15 - Prob. 39PCh. 15 - Prob. 43PCh. 15 - Prob. 44PCh. 15 - Prob. 45PCh. 15 - The 30-Mg freight car A and 15-Mg freight car B...Ch. 15 - Blocks A and B have masses of 40 kg and 60 kg,...Ch. 15 - Block A has a mass of 5 kg and is placed on the...Ch. 15 - Solve Prob. 15-53 if the coefficient of kinetic...Ch. 15 - Prob. 56PCh. 15 - Prob. 13FPCh. 15 - Prob. 14FPCh. 15 - The 30-lb package A has a speed of 5 ft/s when it...Ch. 15 - The ball strikes the smooth wall with a velocity...Ch. 15 - Prob. 17FPCh. 15 - Prob. 18FPCh. 15 - Prob. 58PCh. 15 - Prob. 59PCh. 15 - Prob. 61PCh. 15 - Prob. 62PCh. 15 - Prob. 63PCh. 15 - Prob. 64PCh. 15 - A 1-lb ball A is traveling horizontally at 20 ft/s...Ch. 15 - Prob. 69PCh. 15 - Prob. 73PCh. 15 - Two smooth disks A and B each have a mass of 0.5...Ch. 15 - Prob. 75PCh. 15 - The cue ball A is given an initial velocity (vA)1...Ch. 15 - Prob. 78PCh. 15 - Prob. 79PCh. 15 - A ball of negligible size and mass m is given a...Ch. 15 - Prob. 81PCh. 15 - The 20-lb box slides on the surface for which k =...Ch. 15 - Prob. 84PCh. 15 - Prob. 85PCh. 15 - Prob. 90PCh. 15 - Prob. 92PCh. 15 - Disks A and B have a mass of 15 kg and 10 kg,...Ch. 15 - Prob. 19FPCh. 15 - Prob. 20FPCh. 15 - Initially the 5-kg block is moving with a constant...Ch. 15 - Prob. 22FPCh. 15 - Prob. 23FPCh. 15 - Prob. 24FPCh. 15 - Determine the angular momentum HO of the 6-lb...Ch. 15 - Determine the angular momentum HP of the 6-lb...Ch. 15 - Prob. 96PCh. 15 - Determine the angular momentum Hp, of each of the...Ch. 15 - Prob. 98PCh. 15 - Determine the angular momentum Hp of the 3-kg...Ch. 15 - The 800-lb roller-coaster car starts from rest on...Ch. 15 - The 800-lb roller-coaster car starts from rest on...Ch. 15 - If the rod of negligible mass is subjected to a...Ch. 15 - The amusement park ride consists of a 200-kg car...Ch. 15 - An earth satellite of mass 700 kg is launched into...Ch. 15 - Prob. 115PCh. 15 - Prob. 116PCh. 15 - Prob. 119PCh. 15 - The gauge pressure of water at A is 150.5 kPa....Ch. 15 - Prob. 121PCh. 15 - The fountain shoots water in the direction shown....Ch. 15 - A plow located on the front of a locomotive scoops...Ch. 15 - Prob. 124PCh. 15 - Water is discharged from a nozzle with a velocity...Ch. 15 - Prob. 127PCh. 15 - Prob. 128PCh. 15 - Sand drops onto the 2-Mg empty rail car at 50 kg/s...Ch. 15 - Prob. 133PCh. 15 - A rocket has an empty weight of 500 lb and carries...Ch. 15 - Prob. 135PCh. 15 - Prob. 138PCh. 15 - The missile weighs 40 000 lb. The constant thrust...Ch. 15 - Prob. 140PCh. 15 - Prob. 1RPCh. 15 - Prob. 2RPCh. 15 - Prob. 3RPCh. 15 - Prob. 4RPCh. 15 - The 200-g projectile is fired with a velocity of...Ch. 15 - Block A has a mass of 3 kg and is sliding on a...Ch. 15 - Two smooth billiard balls A and B have an equal...Ch. 15 - Prob. 8RP
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- Problem 2 Determine the angular momentum of the 3 kg particle A about point P. K= 5 ms. A 10 4 -3arrow_forwardThank you in advancearrow_forward3/139 The two particles of equal mass are joined by a rod of negligible mass. If they are released from rest in the position shown and slide on the smooth guide in the vertical plane, calculate their velocity v when A reaches B's position and B is at B'. A 18 B Barrow_forward
- 1. Determine the angular momentum Ho of the 3-kg particle about point O. 3 kg oA 6 m/s 2 m _2 m 2 m 1.5 m 1.5 m 1m 3 m B are 3 m Barrow_forward3/225 At a certain instant, the particle of mass m has the position and velocity shown in the figure, and it is acted upon by the force F. Determine its angular momentum about point O and the time rate of change of this angular momentum. Ans. Ho mu(-ci + ak), Ho = F(bi - aj) +- b Problem 3/225 m сarrow_forwardonly HANDWRITTEN answer needed ( NOT TYPED)arrow_forward
- It takes 35 seconds for the 50-Mg tugboat to increase its speed uniformly to 25km/h, starting from rest. The barge has a mass of 75 Mg. The propeller provides the propulsionforce F which gives the tugboat forward motion, whereas the barge moves freely. Determine Facting on the tugboat.arrow_forwardDetermine the angular momentum, Hp of the particle about point P. X 5 ft 2 ft P 9 ft Z 3 ft B 5 ft - 14 ft/s 4 ft 8 ft 10 lb 4 6 ft yarrow_forwardMass B of the assembly is released from the position R = R0 when ˙θ = ˙θ0. (a) Find the speed of B relative to the frame when it passes point O. (b) Determine the range of ˙θ0 for which B will not reach O.arrow_forward
- 3/50 The 4-oz slider has a speed v = 3 ft/sec as it passes point A of the smooth guide, which lies in a horizontal plane. Determine the magnitude R of the force which the guide exerts on the slider (a) just before it passes point A of the guide and (b) as it passes point B. 8" B A Problem 3/50arrow_forward1. The two blocks A and B each have a mass of 470 g. The blocks are fixed to the horizontal rods, and their initial velocity along the circular path is 2 m/s. The spheres are also subjected to tangential forces of P= 10 N. A couple moment of M= (f+2) N.m is applied about CD of the frame. The mass of the frame is negligible, and it is free to rotate about CD. Neglect the size of the blocks. Determine the speed of the blocks when t = 5 s. C M = ( + 2) N · m A В P = 10 N P = 10 N 0.3 m- 0.3 m. Darrow_forward3/167 The baseball is traveling with a horizontal velocity of 85 mi/hr just before impact with the bat. Just after the im- pact, the velocity of the 5-oz ball is 130 mi/hr directed at 35° to the horizontal as shown. Determine the x- and y- components of the average force R exerted by the bat on the baseball during the 0.005-sec impact. Comment on the treat- ment of the weight of the baseball (a) during the impact and (b) over the first few seconds after impact. 130 mi/hr 35° 85 mi/hrarrow_forward
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