Question 14: Find the vector F that satisfied the equation +9 +2+F-8+9 (a) F-58-109+22 (b) F-108-29-22 (c) (d) F-22 Question 15: The speed is the magnitude of... (a) Velocity (b) Acceleration (c) Mass (d) Time Question The displacement is the first derivative of velocity. 16: (b) False (а) | True is Question is the final velocity of the car after sec.? 7 m/s 17 (b) (c) 10 m/s (d) 12 m/s (a) | 5 m/s

Question 14: Find the vector F that satisfied the equation +9 +2+F-8+9 (a) F-58-109+22 (b) F-108-29-22 (c) (d) F-22 Question 15: The speed is the magnitude of... (a) Velocity (b) Acceleration (c) Mass (d) Time Question The displacement is the first derivative of velocity. 16: (b) False (а) | True is Question is the final velocity of the car after sec.? 7 m/s 17 (b) (c) 10 m/s (d) 12 m/s (a) | 5 m/s

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Consider the three displacement vectors: A = (3î – j)m B = (i – )m = (2î – j)m Determine the magnitude of Ř = Å + B + ċ О А. 6. 71 m O B. 7.71 m О С. 4.71 m O D. 5.71 m
What is the direction of vector A?
What are the magnitudes of x- and y-components of vector C? O2 cm, -4 cm 4 cm, 2 cm O 1 cm, -3 cm O 1 cm, -1 cm. 3 cm, 1 cm y (cm) 2 1 x (cm)
Answers are a) Bx = -2 & By = 2 b) 2.83, 135 degree counter clockwise How do you get these values?
9. Given two vectors, a = 4.0Î – 3.0ĵ and 5 = 6.0Î + 8.0ĵ, find the magnitudes and directions (with the +x axis) of (a) a, (b) b, (c) a + b, (d) b − a, and (e) a — b.
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6. Considering two vectors A and B subtended by an angle 0, the magnitude of A.B is a)|Ä||B|cos® b) |Ä||E]stn© cose d) none of these 7. Ifi is the unit vector of the X- axis then a) ixī = -1 b) ixĩ = 0 c) ixi = 1 d) ixi = 2 8. The average velocity of a moving particle is given by: Ax a) 25 b) At d) None Ax 9. A ball is thrown vertically upwards, at maximum high the velocity is: a) Minimum b) 0 c) maximum d) Vo 10. In the one-dimensional motion with constant acceleration (a), the final velocity is: a) v=Vo - at b) v=Vo + at c) v=Vo + at? d) v=v, - at?
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Chapter 3- questn-14 Two vectors are given by å = (4.0 m)î – (3.0 m)j + (1.0 m)k and b = (-1,0 m)î + (8.0 m)j + (2.0 m)k å +5 =? %3D Option 1 (3.0 m)î + (5.0 m)ĵ+ (3.0 m)k Option 2 (3.0 т)1 + (5.0 т)} — (3.0 т)k Option 3 (3.0 m)î – (5.0 m)ĵ + (3.0 m)k Option 4 (3.0 т)i — (5.0 т)} — (3.0 т)k Option 5 -(3.0 m)î – (5.0 m)ĵ + (3.0 m)k
9. The displacement vectors A T and B shown in Figure P3.9 both have of magnitudes 3.00 m. The direction of vec- 30.0°. Find gra- tor A is 0 phically (a) А+ В, (Ь) А - В (c) B- A, and (d) A – 2B (Report all angles counterclock- wise from the positivex axis.)
1. Please refer to the following vectors:A = 6i + 2j - 3kB = 3i - j - 2kC = -i + j - 4kD = j - 3kE = -i + 2kF = -5kG = 2iH = -3jI = -4i +4j Solve 4(D x I) + 3(E x C) + 2F + 5H 2. A particle is moving at a velocity described by the function with respect to time. Find the acceleration of the particle at time t = 1 s.