Fundamentals of Physics Extended
10th Edition
ISBN: 9781118230725
Author: David Halliday, Robert Resnick, Jearl Walker
Publisher: Wiley, John & Sons, Incorporated
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 5, Problem 24P
24 There are two horizontal forces on the 2.0 kg box in the overhead view of Fig. 5-38 but only one (of magnitude F1 = 20 N) is shown. The box moves along the x axis. For each of the following values for the acceleration ax of the box, find the second force in unit-vector notation: (a) 10 m/s2, (b) 20 m/s2, (c) 0, (d) −10 m/s2, and (e) −20 m/s2.
Figure 5-38 Problem 24.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
The figure shows an overhead view of a 0.026 kg lemon half and two of the three horizontal
forces that act on it as it is on a frictionless table. Force F has a magnitude of 3N and is at
8, -31. Force F2 has a magnitude of 10 N and is at 02 = 33". In unit-vector notation, what is the
third force if the lemon half (a) is stationary, (b) has the constant velocity V= (131- 14) m/s,
and (c) has the V = (12i – 14i) m/s², where t is time?
%3D
%3D
jUnits
(a) Number
i
i+
jUnits
(b) Number
(c) Number
i+
jUnits
Consider an object of mass m = 2kg moving up a ramp with an initial speed (vi) of 10m/s. Suppose that the ramp make an angle θ = 30◦ relative to the ground. Given that the coefficient of static friction and the coefficient of kinetic friction between the surfaces of the ramp and the object are μs = 0.6 and μk = 0.5 respectively.
(a) Find the acceleration of the object as it slides up.(b) How far does the object move along the ramp?(c) Does the object move down the ramp after it reaches the maximum height (Justify your answer with calculation)?
Three forces acting on an object are given by F, = (-2.15î + 6.80j) N, F, = (4.80î – 2.5j) N, and F, = (-48.5î) N. The object experiences an acceleration of magnitude 3.90 m/s2.
(a) What is the direction of the acceleration?
° (counterclockwise from the +x-axis)
(b) What is the mass of the object?
kg
(c) If the object is initially at rest, what is its speed after 17.0 s?
m/s
(d) What are the velocity components of the object after 17.0 s? (Let the velocity be denoted by v.)
v =
ĵ) m/s
Chapter 5 Solutions
Fundamentals of Physics Extended
Ch. 5 - Figure 5-19 gives the free-body diagram for four...Ch. 5 - Two horizontal forces, F1=(3N)i (4N)jandF2=(1N)i...Ch. 5 - In Fig. 5-21, forces F1 and F2 are applied to a...Ch. 5 - At time t = 0, constant F begins to act on a rock...Ch. 5 - Figure 5-22 shows overhead views of four...Ch. 5 - Figure 5-23 shows the same breadbox in four...Ch. 5 - July 17, 1981, Kansas City: The newly opened Hyatt...Ch. 5 - Figure 5-25 gives three graphs of velocity...Ch. 5 - Figure 5-26 shows a train of four blocks being...Ch. 5 - Figure 5-27 shows three blocks being pushed across...
Ch. 5 - A vertical force F is applied to a block of mass m...Ch. 5 - Figure 5-28 shows four choices for the direction...Ch. 5 - Only two horizontal forces act on a 3.0 kg body...Ch. 5 - Two horizontal forces act on a 2.0 kg chopping...Ch. 5 - If the 1 kg standard body has an acceleration of...Ch. 5 - While two forces act on it, a particle is to move...Ch. 5 - GO Three astronauts, propelled by jet backpacks,...Ch. 5 - In a two-dimensional tug-of-war, Alex, Betty, and...Ch. 5 - SSM There are two forces on the 2.00 kg box in the...Ch. 5 - A 2.00 kg object is subjected to three forces that...Ch. 5 - A 0.340 kg particle moves in an xy plane according...Ch. 5 - GO A 0.150 kg particle moves along an x axis...Ch. 5 - A 2.0 kg particle moves along an x axis, being...Ch. 5 - GO Two horizontal forces F1 and F2 act on a 4.0 kg...Ch. 5 - Figure 5-33 shows an arrangement in which four...Ch. 5 - A block with a weight of 3.0 N is at rest on a...Ch. 5 - SSM a An 11.0 kg salami is supported by a cord...Ch. 5 - Some insects can walk below a thin rod such as a...Ch. 5 - SSM WWW In Fig. 5-36, let the mass of the block be...Ch. 5 - In April 1974, John Massis of Belgium managed to...Ch. 5 - SSM A 500 kg rocket sled can be accelerated at a...Ch. 5 - A car traveling at 53 km/h hits a bridge abutment....Ch. 5 - A constant horizontal force Fa pushes a 2.00 kg...Ch. 5 - A customer sits in an amusement park ride in which...Ch. 5 - Tarzan, who weighs 820 N, swings from a cliff at...Ch. 5 - 24 There are two horizontal forces on the 2.0 kg...Ch. 5 - Sunjamming. A sun yacht is a spacecraft with a...Ch. 5 - The tension at which a fishing line snaps is...Ch. 5 - SSM An electron with a speed of 1.2 107 m/s moves...Ch. 5 - A car that weighs 1.30 104 N is initially moving...Ch. 5 - A firefighter who weighs 712 N slides down a...Ch. 5 - The high-speed winds around a tornado can drive...Ch. 5 - SSM WWW A block is projected up a frictionless...Ch. 5 - Figure 5-39 shows an overhead view of a 0.0250 kg...Ch. 5 - An elevator cab and its load have a combined mass...Ch. 5 - GO In Fig. 5-40, a crate of mass m = 100 kg is...Ch. 5 - The velocity of a 3.00 kg particle is given by...Ch. 5 - Holding on to a towrope moving parallel to a...Ch. 5 - A 40 kg girl and an 8.4 kg sled are on the...Ch. 5 - A 40 kg skier skis directly down a frictionless...Ch. 5 - ILW A sphere of mass 3.0 104 kg is suspended from...Ch. 5 - GO A dated box of dates, of mass 5.00 kg, is sent...Ch. 5 - Using a rope that will snap if the tension in it...Ch. 5 - GO In earlier days, horses pulled barges down...Ch. 5 - SSM In Fig. 5-43, a chain consisting of five...Ch. 5 - A lamp hangs vertically from a cord in a de...Ch. 5 - An elevator cab that weighs 27.8 kN moves upward....Ch. 5 - An elevator cab is pulled upward by a cable. The...Ch. 5 - GO The Zacchini family was renowned for their...Ch. 5 - GO In Fig. 5-44, elevator cabs A and B are...Ch. 5 - In Fig. 5-45, a block of mass m = 5.00 kg is...Ch. 5 - GO Fig. 5-46, three ballot boxes are connected by...Ch. 5 - GO Figure 5-47 shows two blocks connected by a...Ch. 5 - An 85 kg man lowers himself to the ground from a...Ch. 5 - In Fig. 5-48, three connected blocks are pulled to...Ch. 5 - GO Figure 5-49 shows four penguins that are being...Ch. 5 - SSM ILW WWW Two blocks are in contact on a...Ch. 5 - GO In Fig. 5-51a, a constant horizontal force Fa...Ch. 5 - ILW A block of mass m1 = 3.70 kg on a frictionless...Ch. 5 - Figure 5-53 shows a man sitting in a bosuns chair...Ch. 5 - SSM A 10 kg monkey climbs up a massless rope that...Ch. 5 - Figure 5-45 shows a 5.00 kg block being pulled...Ch. 5 - SSM ILW A hot-air balloon of mass M is descending...Ch. 5 - In shot putting, many athletes elect to launch the...Ch. 5 - GO Figure 5-55 gives, as a function of time t, the...Ch. 5 - GO Figure 5-56 shows a box of mass m2 = 1.0 kg on...Ch. 5 - GO Figure 5-47 shows Atwoods machine, in which two...Ch. 5 - GO Figure 5-57 shows a section of a cable-car...Ch. 5 - Figure 5-58 shows three blocks attached by cords...Ch. 5 - A shot putter launches a 7.260 kg shot by pushing...Ch. 5 - In Fig. 5-59, 4.0 kg block A and 6.0 kg block B...Ch. 5 - An 80 kg man drops to a concrete patio from a...Ch. 5 - SSM Figure 5-60 shows a box of dirty money mass m1...Ch. 5 - Three forces act on a particle that moves with...Ch. 5 - SSM In Fig. 5-61, a tin of antioxidants m1 = 1.0...Ch. 5 - The only two forces acting on a body have...Ch. 5 - Figure 5-62 is an overhead view of a 12 kg tire...Ch. 5 - A block of mass M is pulled along a horizontal...Ch. 5 - SSM A worker drags a crate across a factory floor...Ch. 5 - In Fig. 5-64, a force F of magnitude 12 N is...Ch. 5 - A certain particle has a weight of 22 N at a point...Ch. 5 - An 80 kg person is parachuting and experiencing a...Ch. 5 - A spaceship lifts off vertically from the Moon,...Ch. 5 - In the overhead view of Fig. 5-65, five forces...Ch. 5 - SSM A certain force gives an object of mass m1 an...Ch. 5 - Prob. 84PCh. 5 - A 52 kg circus performer is to slide down a rope...Ch. 5 - Compute the weight of a 75 kg space ranger a on...Ch. 5 - An object is hung from a spring balance attached...Ch. 5 - Imagine a landing craft approaching the surface of...Ch. 5 - A 1400 kg jet engine is fastened to the fuselage...Ch. 5 - An interstellar ship has a mass of 1.20 106 kg...Ch. 5 - SSM A motorcycle and 60.0 kg rider accelerate at...Ch. 5 - Prob. 92PCh. 5 - SSM Figure 5-66a shows a mobile hanging from a...Ch. 5 - For sport, a 12 kg armadillo runs onto a large...Ch. 5 - Suppose that in Fig. 5-12, the masses of the...Ch. 5 - A nucleus that captures a stray neutron must bring...Ch. 5 - If the 1 kg standard body is accelerated by only...
Additional Science Textbook Solutions
Find more solutions based on key concepts
19.28 Show how the diketone at the right could be prepared by a condensation reaction:
Organic Chemistry
Will wave erosion be most severe on the headland or in the bays?
Applications and Investigations in Earth Science (9th Edition)
List the types of electromagnetic radiation in order of increasing energy per photon. a. radio waves b. microwa...
Introductory Chemistry (6th Edition)
53. This reaction was monitored as a function of time:
A plot of In[A] versus time yields a straight ...
Chemistry: Structure and Properties (2nd Edition)
28. Dave pushes his four-year-old son Thomas across the snow on a sled. As Dave pushes, Thomas speeds up. Which...
College Physics: A Strategic Approach (3rd Edition)
1. Which is a function of the skeletal system? (a) support, (b) hematopoietic site, (c) storage, (d) providing ...
Anatomy & Physiology (6th 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
- 5arrow_forwardA 1500 kg car was moving +31 "½ (E) in the exit lane, but 7.0 s later only +10 m/ (E) at the S exit ramp. b) compute the car's displacement (vector!) if its acceleration was constant during that interval O +217 m (E) +70 m (E) O +143.5 m (E) O +290.5 m (W) O +73.5 m (E) O -73.5 m (W)arrow_forwardThe figure shows an overhead view of a 0.026 kg lemon half and two of the three horizontal forces that act on it as it is on a frictionless table. Force F has a magnitude of 3N and is at e, - 31. Force F2 has a magnitude of 10 N and is at 02- 33". In unit-vector notation, what is t third force if the lemon half (a) is stationary, (b) has the constant velocity V (137-14) m (12h- 14) m/s?, where t is time? %3D and (c) has the V = %3Darrow_forward
- The figure shows an overhead view of a 0.022 kg lemon half and two of the three horizontal forces that act on it as it is on a frictionless table. Force F, has a magnitude of 8 N and is at 0₁-32. Force has a magnitude of 9 N and is at 02-25°. In unit-vector notation, what is the third force if the lemon half (a) is stationary, (b) has the constant velocity=(141 - 113) m/s, and (c) has the 7 = (10ri - 11r)) m/s², where t is time? (a) Number 1 (b) Number i (c) Number i i+ i + H F KO 0 P F₂ X j Units j Units j Units >arrow_forwardHow many degrees should the angle (x) of the inclined plane be if the values of the mass m are 3 kg <m <30 kg so that the 50 kg block on the inclined plane does not move upward and downward along the plane (static friction coefficient between the contact surfaces ıs 0.30)?arrow_forwardA crate of mass m = 0.89 kg is on a frictionless incline that makes an angle of 0 = 27.7 degrees with horizontal. A force of magnitude P = 7.46 N is applied to the crate in a direction parallel and up the incline, as shown. Part (a) Write an expression for the acceleration a, of the crate, where positive x is up the incline. Your answer should be in terms of m, P, 0, and g |(9.80 m/s2). Part (b) What is the acceleration of the crate in m/s in the x-direction defined in part (a)? Part (c) What is the direction of the net force on the crate? Part (d) What is the direction of the velocity of the crate?arrow_forward
- "A worker drags a crate across a factory floor by pulling on a rope tied to the crate. The worker exerts a force of magnitude F = 400N on the rope, which is inclined at an upward angle q = 30° to the horizontal, and the floor exerts a horizontal force of magnitude f = 200N that opposes the motion. Calculate the magnitude of the acceleration (in the unit m/s?) of the crate if its mass is 200 kg." 0.73 0.63 0.53 0.43 ооооarrow_forwardA 112 kg crate is pushed at constant speed up a frictionless inclined plane of θ = 59 ° with the horizontal. Assuming one pushes with a horizontal force, what is the magnitude of the force F (in N) required to do this?arrow_forwardQ 5)A force vector F =3i + 3j N is applied on 5 kg mass of body on nonfrictionless horizontal surface. The velocity function of body is v = t + 2 . find the following : 1) frictional force (fs ) 2) the coefficient of friction of surface (μ) . (answer fs =1.7 N , u =0.34)arrow_forward
- Body A in Fig. 6-33 weighs 102 N, and body B weighs 32 N. The coefficients of friction between A and the incline are µs =0.56 and µk =0.25. Angle θ is 40. Let the positive direction of an x-axis be up the incline. In unit-vector notation, what is the acceleration of A if A is initially (a) at rest, (b) moving up the incline, and (c) moving down the incline.arrow_forwardIn the figure, a crate of mass m = 99 kg is pushed at a constant speed up a frictionless ramp (0 = 30°) by a horizontal force . The positive direction of an x axis is up the ramp, and the positive direction of a y axis is perpendicular to the ramp. (a) What is the magnitude of F? (b) What is the magnitude of the normal force on the crate? (a) Number i (b) Number Units Units II ATTIT This answer has no units °(degrees) m kgarrow_forwardP1-12 Consider a 72 kg high-jumper. Calculate the magnitude of the force, in newtons, the jumper must exert on the ground to produce an upward acceleration 4.00 times the acceleration due to gravity.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Glencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-HillPrinciples of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Newton's Third Law of Motion: Action and Reaction; Author: Professor Dave explains;https://www.youtube.com/watch?v=y61_VPKH2B4;License: Standard YouTube License, CC-BY