Physics Fundamentals
2nd Edition
ISBN: 9780971313453
Author: Vincent P. Coletta
Publisher: PHYSICS CURRICULUM+INSTRUCT.INC.
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Question
Chapter 4, Problem 52P
To determine
To Show: Newton’s second separately applied on the bodies and on combine system is same.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
On a body of mass m that is in a smooth horizontal plane began to act at
the time t = 0 a force that depends on time according to the law F = ct,
where c is a constant. The direction of this force constantly forms an
angle a with the horizontal direction, calculate:
a) The velocity of the body at the moment of separation from the plane
b) The body's journey at this moment.
F
m
ANS
mg? cos a
a) v =
2c sin? a
m²g³ cos a
b) s =
2c² sin³ a
Describe a situation in which the net external force on a system is not zero, yet its speed remains constant.
(d) What are the two conditions for forces that are equal in magnitude and opposite in
direction to be Newton's 3rd law pairs?
(e) What is an inertial reference frame? Give one way that you can tell if your
frame is NOT an inertial reference frame, i.e., that it is a non-inertial reference
frame.
reference
Chapter 4 Solutions
Physics Fundamentals
Ch. 4 - Prob. 1QCh. 4 - Prob. 2QCh. 4 - Prob. 3QCh. 4 - Prob. 4QCh. 4 - Prob. 5QCh. 4 - Prob. 6QCh. 4 - Prob. 7QCh. 4 - Prob. 8QCh. 4 - Prob. 9QCh. 4 - Prob. 10Q
Ch. 4 - Prob. 11QCh. 4 - Prob. 12QCh. 4 - Prob. 13QCh. 4 - Prob. 14QCh. 4 - Prob. 15QCh. 4 - Prob. 16QCh. 4 - Prob. 1PCh. 4 - Prob. 2PCh. 4 - Prob. 3PCh. 4 - Prob. 4PCh. 4 - Prob. 5PCh. 4 - Prob. 6PCh. 4 - Prob. 7PCh. 4 - Prob. 8PCh. 4 - Prob. 9PCh. 4 - Prob. 10PCh. 4 - Prob. 11PCh. 4 - Prob. 12PCh. 4 - Prob. 13PCh. 4 - Prob. 14PCh. 4 - Prob. 15PCh. 4 - Prob. 16PCh. 4 - Prob. 17PCh. 4 - Prob. 18PCh. 4 - Prob. 19PCh. 4 - Prob. 20PCh. 4 - Prob. 21PCh. 4 - Prob. 22PCh. 4 - Prob. 23PCh. 4 - Prob. 24PCh. 4 - Prob. 25PCh. 4 - Prob. 26PCh. 4 - Prob. 27PCh. 4 - Prob. 28PCh. 4 - Prob. 29PCh. 4 - Prob. 30PCh. 4 - Prob. 31PCh. 4 - Prob. 32PCh. 4 - Prob. 33PCh. 4 - Prob. 34PCh. 4 - Prob. 35PCh. 4 - Prob. 36PCh. 4 - Prob. 37PCh. 4 - Prob. 38PCh. 4 - Prob. 39PCh. 4 - Prob. 40PCh. 4 - Prob. 41PCh. 4 - Prob. 42PCh. 4 - Prob. 43PCh. 4 - Prob. 44PCh. 4 - Prob. 45PCh. 4 - Prob. 46PCh. 4 - Prob. 47PCh. 4 - Prob. 48PCh. 4 - Prob. 49PCh. 4 - Prob. 50PCh. 4 - Prob. 51PCh. 4 - Prob. 52PCh. 4 - Prob. 53PCh. 4 - Prob. 54PCh. 4 - Prob. 55PCh. 4 - Prob. 56P
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
- Find the maximum value of the force F making angle 0 with the normal of the block of mass m such that the block of mass m stays at rest with respect to the block of mass 3m as shown in the Figure. The coefficient of the static friction is u between the blocks while there is no friction between the surface of the ground and the block of mass 3m (Here, tan 0 > 2µ and g is the gravitational acceleration.). F >H 3m H=0arrow_forward4-105. Replace the force system acting on the frame by an equivalent resultant force and couple moment acting at point A. A 300 N 0.5 m 30°f 1 m 500 N O O 0.5 m - 0.3 m 400 N Prob. 4–105arrow_forwardThe positon vector r of a particle of mass 2 kg at time t seconds is given by r= [(2 sin 2t) i + (1 - cos 2t) j] m. Find (a) the velocity and the acceleration of the particle when /=". (b) the kinetic ernegy of the particle when ( =", (c) the force acting on the particle when t =", (d) the values of t where 0arrow_forwardA system can have a nonzero velocity while the net external force on it is zero. Describe such a situationarrow_forward15-6. A train consists of a 50-Mg engine and three cars, each having a mass of 30 Mg. If it takes 80 s for the train to increase its speed uniformly to 40 km/h, starting from rest, determine the force T developed at the coupling between the engine E and the first car A. The wheels of the engine provide a resultant frictional tractive force F which gives the train forward motion, whereas the car wheels roll freely. Also, determine F acting on the engine wheels.arrow_forwardWhen the Moon is directly overhead at sunset, the force by Earth on the Moon FEM, is essentially at 90° to the force by the Sun on the Moon, FSM, as shown below. Given that FEM = 1.98 × 1020 N and FSM = 4.36 × 1020 N, all other forces on the Moon are negligible, and the mass of the Moon is 7.35 x 102² kg, determine the magnitude of the Moon's acceleration. FEM Moon FSMarrow_forward(b) Find an equation to determine the magnitude of the net force required to stop a car of mass m, given that the initial speed of the car is vo, and the stopping distance is x. Calculate the magnitude of the net force if the mass of the car is 1050 kg, the initial speed is 40.0 km/h, and the stopping distance is 25.0.arrow_forwardAn object of mass 10 kg is roleased from rest 4000 m above the ground and allowed to fall under the influence of gravity Assuming the force duo to air resistance is proportional to tho velocity of the object with proportionality constant b 50 N.sec/m, determine the equation of motion of the object When will the object striko the ground? Assume that the accoloration due to gravity is 9.81 m/sec and let x(t) represent the distance the objoct has fallon in 1 seconds Delermine the oquation of motion of the objectarrow_forward2kg Smooth A car of mass 10 kg is moving under action of force F. Block A of mass 2 kg is kept in car as shown. To apply Newton's law on A in the frame of reference of car a pseudo force of —21-+ 4] is to be assumed acting on (@)10i- 20} () — 10120 (©12i-24) (@) —121+24 What is the valuc of F acting on system,. [assume : No slipping between block A and Car]arrow_forwardDuring a road test, a driver breaks a 1420 kg car moving at 72 km/h [W]. The carslows down and comes to a stop after moving 100 m [W].(a) Calculate the net force acting on the car.(b) What is the force of friction acting on the car while it is slowing down? Explainyour reasoning.arrow_forwardThe robot moves the particle A (mass M) in the vertical plane using polar coordinate formulas r(t) = 1,2-0,6sin(2πt) [m] θ(t) = 0,5-1,5cos(2πt) [rad] in accordance with. Determine the acceleration of the body in the r-direction [m / s2] at time t0 = 1.9 s Use units [m/s2] GIVE ANSWER TO THREE DECIMALSarrow_forwardA block of mass m is initially at rest on a frictionless surface at the origin. At t═0 a decreasing force of acts on it. Determine the equations of x (t) and v(t) at any time t given that x= 20mand v= 12m/s at t = 0arrow_forwardarrow_back_iosSEE MORE QUESTIONSarrow_forward_ios
Recommended textbooks for you
College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
University Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSON
Introduction 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 Learning
Lecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-Wesley
College 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
Electric Fields: Crash Course Physics #26; Author: CrashCourse;https://www.youtube.com/watch?v=mdulzEfQXDE;License: Standard YouTube License, CC-BY