College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Related questions
Concept explainers
Topic Video
Question
An antelope is being pulled by two forces whose vector-component expressions are:
F1 = -2.4Ni + 9.7Nj + 9Nk
F2 = 2.9Ni + -4.8Nj + -1.7Nk
What is the angle (in degrees) between these two vectors?
Transcribed Image Text:An antelope is being pulled by two forces whose vector-component expressions are:
F1 = -2.4Ni + 9.7Nj + 9Nk
F2 = 2.9Ni + -4.8Nj + -1.7Nk
What is the angle (in degrees) between these two vectors?
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by stepSolved in 2 steps
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
- A) what is the x component of the resultant force? B) what is the y component of the resultant force? C) what is the magnitude of the resultant force?arrow_forwardQuestion Four forces (measured in Newtons) act on a crate. The forces are given by the vectors: F₁ = 212i-136j + 241k N, F₂ = = 108i + 144j+ 189k N. F₂ = -400 + 180j + 240k N, and F₂ = -270€ N a) What is the resultant, R = F₁+F₂ + F3 + F4, of the four forces? What is the magnitude of the resultant force? b) If the displacement of the crate is given by d = 0.5i - 0.1j + 2.7k m What is the contribution by the first force F₁ to the work done, i.e. W = F₁. d? c) If the third force, F3, acts at the point (0.5, 0.8,0.1) m, what is the moment, M = r X F3, at the point (-0.5,0.8,0.7) m? d) What is the angle (in degrees to 2 decimal places) between the force vectors F₂ and F3? e) What is the force vector, F, that acts in the opposite direction to the force F₂ and has magnitude of 203 Newtons?arrow_forwardTwo ropes hold a crate with weight (w) of 125 N as shown below. Find the tensions T1 and T2 in the ropes. (Hint: Move the vectors so that they are tail to head to form a triangle. The vector sum of T1 + T2 must equal the crate weight for equilibrium.) 42.0° 30.0° T т, Crate W O T1 = 114 N & T2 = 88 N O T1 = 114 N & T2 = 98 N O T1 = 124 N & T2 = 88 N O T1 = 134 N & T2 = 68 Narrow_forward
- X The two mooring cables exert forces on the stern of a ship as shown. Express the FA as a Cartesian vector OF= 200 lb 10 ft A 40 ft B FB = 150 lb 30 ft 50 ftarrow_forwardAn antelope is being pulled by two forces whose vector-component expressions are: F1 = -3.5Ni + 3.4Nj + 3.9Nk F2 = 3Ni + 2.6Nj + -1.5Nk What is the angle (in degrees) between these two vectors?arrow_forward8. a big dog is tethered by a chain which is in thin bolt to a brick wall as depicted in the sketch. the bolt pull out of the wall if the force in the x direction exceeds 28 pounds.if tetha = 21.1 degree and the dog is pulling the chain with a force of 45 pounds , does the bolt get pulled out of the wall, yes or not? and why? 9. what is the magnitude of the a unit vector? 10.the product of a scolar multiplied by a vector is ? 11. x unit vector is i y unit vector is j and Z unit vector is ?arrow_forward
- Express the forces F₁, F2 in vector form. Determine the vector expression for the resultant R of two forces. Find the magnitude and coordinate direction angles of resultant R with x, y and z axis. 6 ft 13/12 2.5 ft 4 ft F₁-80 lb A F₁-50 lbarrow_forwardthe vector some of 80 N in the -x direction and 30 N at an angle of 53 with the +x axis is ...... Narrow_forwardThe velocity vector of a sprinting cheetah has x- and y-components vx = +28.6 m/s and vy = −26.3 m/s. What angle does the velocity vector make with the +x-axis?arrow_forward
- Workmen are trying to free an SUV stuck in the mud. To extricate the vehicle, they use three horizontal ropes, producing the force vectors shown in the figure.(Figure 1) Take F₁ = 864 NF2 = 784 N, and F3 = 384 N. Figure Part A F₂ 53° F3 32° F₁ Find the components of each of the three pulls. Enter your answer as three numbers, separated with commas. F1, F2, F32 = ΜΕ ΑΣΦ Submit Previous Answers Request Answer × Incorrect; Try Again Part B Find the y components of each of the three pulls. Enter your answer as three numbers, separated with commas. ΜΕ ΑΣΦ Fly, F2y, Fay = ? ? N N 1 of 1arrow_forwardTwo muscles on the back of the leg pull upwards on the Achilles tendon. Each force makes an angle of θ=20∘θ=20∘ with the vertical, with one pulling up and to the right and the other pulling up and to the left. Each force has a magnitude F=F=573 N.Write an expression for the magnitude of the sum, FsumFsum, of these two forces. What is the magnitude, in newtons, of the sum of these two forces?arrow_forwardConsider a disc of mass 0.44kg, with radius 0.5 m on a slope with angle 45 degrees to the horizontal. It has a good grip on the slope and does not slip. The disc is constructed so that its mass per unit area, ρ(r) = r1/2 kg m−2, with r being the radial distance in metres from the axis of the disc. What is the acceleration of the disc down the slope?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_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