Applied Physics (11th Edition)
11th Edition
ISBN: 9780134159386
Author: Dale Ewen, Neill Schurter, Erik Gundersen
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 8.3, Problem 4P
Given: Ep = 93.6 J
g = 9.80m/s2
m = 2.30kg
h = ?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
An 69 kg man runs up stairs and reaches 10 mheight for 14 s. what is his power? Use g = 9.8 m/s2
Calculate answer to one decimal.
Referring to the equations betow, which one of the following statements is false?
+ E = įmu* + kz?
K =
mu?
U =
O n the middle equation. k means kinetic energy.
O In the bottom equation, k means kinetic energy
O in the top equation, k means spring constant.
1/2
In the figure. The force F is:
m = 60.0 kg
P
CG
Fp
0.90 m
1.50 m
W
Chapter 8 Solutions
Applied Physics (11th Edition)
Ch. 8.1 - Given: F = 10.0 N s = 3.43 m W = ?Ch. 8.1 - Given: F = 125 N s = 4875 m W = ?Ch. 8.1 - Given: F = 1850 N s = 625 m = 37.5 W = ?Ch. 8.1 - Given: W = 697 ft lb s = 976 ft F = ?Ch. 8.1 - Given: F = 25,700 N s = 238 m W = 5.57 106 J = ?Ch. 8.1 - Given: F = ma m = 16.0 kg a = 9.80 m/s2 s = 13.0 m...Ch. 8.1 - How much work is required for a mechanical hoist...Ch. 8.1 - A hay wagon is used to move bales from the field...Ch. 8.1 - A worker lifts 75 concrete blocks a distance of...Ch. 8.1 - The work required to lift eleven 94.0-lb bags of...
Ch. 8.1 - How much work is done in lifting 450 lb of cement...Ch. 8.1 - How much work is done lifting a 200-kg wrecking...Ch. 8.1 - A gardener pushes a mower a distance of 900 m m in...Ch. 8.1 - A traveler is pulling a suitcase at an angle 40.0...Ch. 8.1 - A crate is pulled 675 ft across a warehouse floor...Ch. 8.1 - A man pulls a sled a distance of 231 m. The rope...Ch. 8.1 - A tractor tows a barge through a canal with a...Ch. 8.1 - Two tractors tow a barge through a canal; each...Ch. 8.1 - Two students push a dune buggy 35.0 m across a...Ch. 8.1 - After a rain, the force necessary to push the dune...Ch. 8.1 - A delivery person carries a 215-N box up stairs...Ch. 8.1 - A crate is pulled by a force of 628 N across the...Ch. 8.1 - A laborer pushes a wheelbarrow weighing 200 N at...Ch. 8.1 - An end loader lifts a 1000-N bucket of gravel 1.75...Ch. 8.2 - Given: W = 132 J t = 7.00 s p = ?Ch. 8.2 - t = 14.3s W = ? Given: P = 75.0 WCh. 8.2 - Given: P = 75.0 W W = 40.0 J t = ?Ch. 8.2 - Given; W = 55.0 J t = 11.0s p = ?Ch. 8.2 - The work required to lift a crate is 310 J. If the...Ch. 8.2 - When a 3600-lb automobile runs out of gas, it is...Ch. 8.2 - An electric golf cart develops 1.25 kW of power...Ch. 8.2 - How many seconds would it take a 7.00-hp motor to...Ch. 8.2 - Prob. 9PCh. 8.2 - A 1500-lb casting is raised 22 0 ft in 2.50 min....Ch. 8.2 - Prob. 11PCh. 8.2 - A wattmeter shows that a motor is drawing 2200 W....Ch. 8.2 - A 525-kg steel beam is raised 30.0 m in 25.0 s....Ch. 8.2 - How long would it take a 4.50-kW motor to raise a...Ch. 8.2 - A 475-kg pre-stressed concrete beam is to be...Ch. 8.2 - A 50.0-kg welder is to be raised 15.0 m in 12.0 s....Ch. 8.2 - An escalator is needed to carry 75 passengers per...Ch. 8.2 - A pump is needed to lift 750 L of water per minute...Ch. 8.2 - A machine is designed to perform a given amount of...Ch. 8.2 - A certain machine is designed to perform a given...Ch. 8.2 - A motor on an escalator is capable of developing...Ch. 8.2 - A pump is capable of developing 4.00 kW of power....Ch. 8.2 - A pallet weighing 575 N is lifted a distance of...Ch. 8.2 - A pallet is loaded with bags of cement; the total...Ch. 8.2 - A bundle of steel reinforcing rods weighing 175 N...Ch. 8.2 - An ironworker carries a 7.50-kg toolbag up a...Ch. 8.3 - Given: m = 11.4 kg g = 9.80m/s2 h = 22.0m Ep = ?Ch. 8.3 - Given: m = 3.50 kg g = 9.80 m/s2 h = 15.0 m Ep = ?Ch. 8.3 - Given: m = 4.70 kg = 9.60 m/s Ek = ?Ch. 8.3 - Given: Ep = 93.6 J g = 9.80m/s2 m = 2.30kg h = ?Ch. 8.3 - A truck with mass 950 siugs is driven 55.0 mi/h....Ch. 8.3 - A bullet with mass 12.0 g travels 415 m/s. Find...Ch. 8.3 - A bicycle and rider together have a mass of 7.40...Ch. 8.3 - A crate of mass 475 kg is raised to a height 17.0...Ch. 8.3 - A tank of water containing 2500 L of water is...Ch. 8.3 - The potential energy of a girder, after being...Ch. 8.3 - A 30.0-g bullet is fired from a gun and possesses...Ch. 8.3 - The Hoover Dam is 726 ft high. Find the potential...Ch. 8.3 - A 250-kg part falls from a plane and hits the...Ch. 8.3 - Prob. 14PCh. 8.3 - Water is pumped at 250 m3/min from a lake into a...Ch. 8.3 - Oil is pumped at 25.0 m3/min into a tank 10.0 m...Ch. 8.3 - Prob. 17PCh. 8.3 - If the kinetic energy of an object is doubled, by...Ch. 8.3 - A 4.20-g slug is shot from a rifle at 965 m/s. (a)...Ch. 8.3 - A window washer with mass 90.0 Kg first climbs...Ch. 8.3 - A painter weighing 630 N climbs to a height of...Ch. 8.4 - A pile driver falls a distance of 2.50 m before...Ch. 8.4 - A sky diver jumps out of a plane at a height of...Ch. 8.4 - A piece of shattered glass falls from the 82nd...Ch. 8.4 - A 10.0-kg mass is dropped from a hot air balloon...Ch. 8.4 - A 0.175-lb ball is thrown upward with an initial...Ch. 8.4 - A pile driver falls a distance of 1.75 m before...Ch. 8.4 - A sandbag is dropped from a hot air balloon at a...Ch. 8.4 - An ironworker drops a hammer 5.25 m to the ground....Ch. 8.4 - A box is dropped 3.60 m to the ground. What is its...Ch. 8.4 - A piece of broken glass with mass 15.0 kg falls...Ch. 8.4 - A ball is thrown downward from the top of a...Ch. 8.4 - Find the maximum height reached by a ball thrown...Ch. 8.4 - A 4,000-kg mass is dropped from a hot air balloon...Ch. 8.4 - A 2.00-kg projectile is fired vertically upward...Ch. 8 - Work is done when a. a force is applied. b. a...Ch. 8 - Power (a) is work divided by time. (b) is measured...Ch. 8 - A large boulder at rest possesses (a) potential...Ch. 8 - A large boulder rolling down a hill possesses (a)...Ch. 8 - With no sir resistance and no friction, a pendulum...Ch. 8 - Can work be done by a moving object on itself?Ch. 8 - Develop the units associated with work from the...Ch. 8 - Is work a vector quantity?Ch. 8 - Is work being done on a boulder by gravity?Ch. 8 - Is work being done by the weight of a grandfather...Ch. 8 - How could the power developed by a man pushing a...Ch. 8 - How does water above a waterfall possess potential...Ch. 8 - What are two devices possessing gravitational...Ch. 8 - Is kinetic energy dependent on time?Ch. 8 - At what point is the kinetic energy of a swinging...Ch. 8 - At what point is the potential energy of a...Ch. 8 - Is either kinetic or potential energy a vector...Ch. 8 - Can an object possess both kinetic and potential...Ch. 8 - Why is a person more likely to be severely injured...Ch. 8 - How many joules are in one kilowatt-hour?Ch. 8 - An endloader holds 1500 kg of sand 2.00 m off the...Ch. 8 - How high can a 10.0-Kg mass be lifted by 1000 J of...Ch. 8 - A 40.0-kg pack is carried up a 2500-m-high...Ch. 8 - Find the average power output in Problem 4 in (a)...Ch. 8 - A 10.0-kg mass lias a potential energy of 10.0 J...Ch. 8 - A 10.0-lb weight has a potential energy of 20.0 ft...Ch. 8 - At what speed does a 1.00-kg mass have a kinetic...Ch. 8 - At what speed does a 10.0-N weight have a kinetic...Ch. 8 - What is the kinetic energy of a 3000-lb automobile...Ch. 8 - What is the potential energy of an 80.0-kg diver...Ch. 8 - What is the kinetic energy of a 0.020-kg bullet...Ch. 8 - What is the potential energy of an 85.o-kg high...Ch. 8 - A worker pulls a crate 10.0 m by exerting a force...Ch. 8 - A hammer falls from a scaffold on a building 50.0...Ch. 8 - Rosita needs to purchase a sump pump for her...Ch. 8 - A roller coaster designer must carefully balance...Ch. 8 - A 22,500-kg Navy fighter jet flying 235 km/h must...Ch. 8 - The hydroelectric plant at the Itaipu Dam, located...Ch. 8 - A 1250-kg wrecking ball is lifted to a height of...
Additional Science Textbook Solutions
Find more solutions based on key concepts
A roofers toolbox rests on an essentially How does the frictionless metal roof with a 45 slope, secured by a ho...
Essential University Physics: Volume 1 (3rd Edition)
The force, when you push against a wall with your fingers, they bend.
Conceptual Physics (12th Edition)
53. A 6-kg bail rolling at 3 m/s bumps into a pillow and stops in 0.5 s.
(a) Show that the force exerted by the...
Conceptual Physical Science (6th Edition)
31.63 An L-R-C series circuit draws 220 W from a 120-V (rms), 50.0-Hz, ac line. The power factor is 0.560, and ...
University Physics with Modern Physics (14th Edition)
15. If you want to play a tune on wine glasses, you’ll need to adjust the oscillation frequencies by adding wat...
College Physics: A Strategic Approach (4th Edition)
28. As the earth mates, what is the speed of (a) a physics student in Miami. Florida. at latitude 26°, and (b) ...
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- Determine how long it will take a 1710 kg vehicle with a 60 kW engine to accelerate from rest to 29 m/s.Δt =arrow_forwardm = 0.045 kg k = 490 N/m Δx = 0.13 m 2.2 J lost due to friction v = 6.4 m Find h.arrow_forward34. A 0.25-hp motor is used to lift a load at the rate of 5.0 cm/s. how great a load can it lift at this constant speed in x10^3 kg?arrow_forward
- Which of the following quantities has the same dimensions as kinetic energy, mv? Note: [a] = [g] = LT²; [h] = L and [v] = LT'. та тух mvt mgh mgtarrow_forwardWhich of the following is an acceptable unit for kinetic energy? N m ON m m O kg т O kgarrow_forwardA 40 kg woman ran with an average velocity of 9 m/s. What was her average KINETIC ENERGY? * 1 G.P.E.=mgh К.Е. — ==mv² %3D - remember g = 10 Your answerarrow_forward
- Let Á = 2.0 m/s i – 9.0 m/s j+5.0 m/s k and let B = 2.0 kg kg j+ 2.0 kg k ,what is A· B?arrow_forwardIf 39000 J of work is done on a 520 kg object to accelerate it from rest, then use the Work-Energy Theorem to find the final speed of the object. 11.84 m/s 10.35 m/s F. А. 13.53 m/s D. В. 13.11 m/s Е. С. 9.712 m/s 12.25 m/sarrow_forwardHow far must you stretch a spring with k = 1700 N/m to store 230 J of energy? Express your answer in meters. m As =arrow_forward
- "A toy rocket, weighing 10 N, blasts straight up from ground level with a kinetic energy of 40 J. At the exact top of its trajectory, its total mechanical energy is 140 J. To what vertical height does it rise?"a. 1.0 mb. 10 mc. 14 md. 24 marrow_forwardA runner with mass 140 kg run with speed 40 km/h on a wet road with a friction. Find the friction work required to stop the runner. 9.6 N 8.64 N O 0.6 N O 1.2 Narrow_forwardHow long will it take a 844-kg car with a useful power output of 48.5 hp (1 hp equals 746 W) to reach a speed of 14.7 m/s, neglecting friction? Give your answer in seconds and to 1 decimal place: A. 2.5 s B. 3.1 s C. 1.7 s D. None of the choicesarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningUniversity Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSONIntroduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University Press
- Physics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningLecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-WesleyCollege Physics: A Strategic Approach (4th Editio...PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSON
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
University Physics (14th Edition)
Physics
ISBN:9780133969290
Author:Hugh D. Young, Roger A. Freedman
Publisher:PEARSON
Introduction To Quantum Mechanics
Physics
ISBN:9781107189638
Author:Griffiths, David J., Schroeter, Darrell F.
Publisher:Cambridge University Press
Physics for Scientists and Engineers
Physics
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:9780321820464
Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:Addison-Wesley
College Physics: A Strategic Approach (4th Editio...
Physics
ISBN:9780134609034
Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:PEARSON
Work-Energy Theorem | Physics Animation; Author: EarthPen;https://www.youtube.com/watch?v=GSTW7Mlaoas;License: Standard YouTube License, CC-BY