PEARSON ETEXT ENGINEERING MECH & STATS
15th Edition
ISBN: 9780137514724
Author: HIBBELER
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 15, Problem 11P
During operation the jack hammer strikes the concrete surface with a force which is indicated in the graph. To achieve this the 2-kg spike S is fired into the surface at 90 m/s. Determine the speed of the spike just alter rebounding.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
The 1600 kg car has a velocity of v
the driver sees an obstacle 175 m away, in front of the car. It takes 0.8 s for him to react and lock the brake
100 km/h when
causing the car to skid.
The coefficient of kinetic friction between the tires and the road
is p = 0.25. Find the best correct statement(s) from the following for this situation:
,= 100 km/h
Select one or more:
Work done by the frictionis equal to 617.4 KW
The working forces are ficion and the wejght.
The car will stop just in front of the pbstacle without hittungui
The car will hit the obstadle.
The car skid for the distance of 157.34m,
Determine the velocity of the block A in (m/s) with a mass of 42 kg if the two blocks are released
from rest and the block B with a mass of 18 kg moves 0.6 m up the inclined surface. The coefficient
of kinetic friction between both blocks and the inclined planes is uk-0.10. (g-9.81 m/s²)
Note: Please write only 2 digits after the comma!
A truck of mass 10 tonnes was moving with a
velocity of 130 km/hr. The brakes were applied to
bring the truck to 10 km/hr in 500 m. Determine
the uniform force exerted by the brakes. Also find
the velocity it will reach if the same force is applied
in the same direction for 10.5 seconds and also
find the distance travelled in this period.
(Enter only the values in the boxes by referring the
units given in bracket. Also upload the hand
written copy in the link provided)
The uniform force exerted by the brakes in N is
The velocity it will reach if the same force is
applied in the same direction for 10.5 seconds in
m/s is
The distance travelled if the same force is applied
in the same direction in this period in m is
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
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- A tennis ball launcher is used to fire a ball for hitting the target B. The ball velocity at firing is 40 m/s at an angle in degrees with the horizontal. Determine the value that will maximize the height, the maximum H and the time of impact.arrow_forwardA stone is thrown upward at an angle of 30° with the horizontal. It lands 60 m. measured horizontally and 2m. below measured vertically from its point of release. Determine the initial velocity of the stone in m/s.arrow_forward4-The 20-g bullet is fired horizontally at 1400 m/s into the 350-g block resting on a smooth surface. If the bullet becomes embedded in the block, what is the velocity of the block immediately after impactarrow_forward
- A 500kg car travels at 16 m/s when the driver takes his foot off the gas and coasts. If the coefficient of kinetic friction between the rolling tires and the road is 0.5, calculate the acceleration of the car and if the car coasted for a total of 2.0 s find it's final velocity.arrow_forwardA constant tractive effort of 10 N is applied for 0.5 Hr, and total energy of 1 kWhr is consumed in doing so. Find the average velocity of the vehicle during this period.arrow_forwardA truck of mass 3 tonnes was moving with a velocity of 140 km/hr. The brakes were applied to bring the truck to 20 km/hr in 10 seconds . Determine the uniform force exerted by the brakes. Also find the velocity it will reach if the same force is applied in the same direction for 600 m and also find the time taken. The uniform force exerted by the brakes in N is The velocity it will reach if the same force is applied in the same direction for 600 m in m/s is The time taken if the same force is applied in the same direction in seconds isarrow_forward
- The 50-lb crate is subjected to the force F = 40 lb. The coefficient of kinetic friction between the crate and the ground is µk = 0.2. If the crate is initially moving to the right with a velocity of 3 ft/s, determine A) The speed of the block when t = 8 s. B) The power developed by force F at t = 8 s.arrow_forwardNeglect friction of the 55-lbf collar against its vertical guide and compute the velocity of the collar after it has fallen 7ft., starting from 22 ft/sec. in the position shown below. The unstretched length of the spring is 3ft. DON'T ROUND OFF IN THE SOLUTION. ROUND OFF ONLY IN THE FINAL ANSWER.arrow_forwardDuring operation, the pneumatic hammer hits the soil surface with the force indicated in the graph. To achieve this, the 2 kg hammer spike (S) is fired on the ground surface at a speed of 90 m / s. Determine the speed of the spike after the ricochet.arrow_forward
- A crate weighing 10 lb has an initial velocity of 10 ft/sec. It is expected to go down an incline surface of 60° with the vertical. Given the coefficient of friction between the plane and the crate to be 0.3, evaluate the velocity of this crate after it has traveled a distance of 50 ft down the inclined plane.arrow_forwardPackages having a mass of 4-kg are delivered from a conveyor to a ramp with a velocity of v = 0.8 m/s. What is the velocity in which the packages will leave the ramp (at point B)? Consider e =30° andh = 12 m. The coefficient of the kinetic friction between the package and the ramp is = 0.35 Note. Please write your final answer in m/s in the provided box. Report your answer in 2 decimal places. For example: 2.34 m/s 0.8 m/sarrow_forwardThe 20-g bullet is traveling at 400 m/s when it becomes embedded in the 2-kg stationary block. Determine the distance the block will slide before it stops. The coefficient of kinetic friction between the block and the plane is uk = %3D 0.2. 400 m/sarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University PressMechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSONThermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
- Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEYMechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage LearningEngineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY
Elements Of Electromagnetics
Mechanical Engineering
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Oxford University Press
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:9780134319650
Author:Russell C. Hibbeler
Publisher:PEARSON
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:9781259822674
Author:Yunus A. Cengel Dr., Michael A. Boles
Publisher:McGraw-Hill Education
Control Systems Engineering
Mechanical Engineering
ISBN:9781118170519
Author:Norman S. Nise
Publisher:WILEY
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Cengage Learning
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:9781118807330
Author:James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:WILEY
Dynamics - Lesson 1: Introduction and Constant Acceleration Equations; Author: Jeff Hanson;https://www.youtube.com/watch?v=7aMiZ3b0Ieg;License: Standard YouTube License, CC-BY