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4. What is the angle between vectors A and -A when they are drawn from a common origin? A. 0° B. 45° C. 90° D. 180°

4. What is the angle between vectors A and -A when they are drawn from a common origin? A. 0° B. 45° C. 90° D. 180°

College Physics
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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4. What is the angle between vectors A and -A when they are drawn from a common origin? A. 0° В. 45° C. 90° D. 180° 11. A duck flies 10 m/s due south against a gust of wind with a speed of 2.5 m/s. What is the resultant velocity of the duck? A. 7.5 m/s, north B. 7.5 m/s, south C. 12.5 m/s, north D. 12.5 m/s, south 17. What method will you use to solve the resultant vector if the two vectors form 90° with each other? A. Addition 18. Which of the following measurements is categorized as vector? A. 10 N B. Multiplication C. Pythagorean Theorem D. Subtraction В. 47°с C. 64 Gb D. 75 km/h For questions # 19-20: Consider the following displacement vectors: dı= 4.5 km due north d2=6.9 km due north d3=3.5 km due south da=4.5 km due south 19. What is the value of di + d3? C. 1.5 km due south D. 7.5 km due north-south A. -1.5 km due south B. 1.5 km due north 20. What is the value of di + d2 + da? A. 6.9 km due north C. 11.4 km due north D. 15.9 km due north-south B. 6.9 km due south
Transcribed Image Text:4. What is the angle between vectors A and -A when they are drawn from a common origin? A. 0° В. 45° C. 90° D. 180° 11. A duck flies 10 m/s due south against a gust of wind with a speed of 2.5 m/s. What is the resultant velocity of the duck? A. 7.5 m/s, north B. 7.5 m/s, south C. 12.5 m/s, north D. 12.5 m/s, south 17. What method will you use to solve the resultant vector if the two vectors form 90° with each other? A. Addition 18. Which of the following measurements is categorized as vector? A. 10 N B. Multiplication C. Pythagorean Theorem D. Subtraction В. 47°с C. 64 Gb D. 75 km/h For questions # 19-20: Consider the following displacement vectors: dı= 4.5 km due north d2=6.9 km due north d3=3.5 km due south da=4.5 km due south 19. What is the value of di + d3? C. 1.5 km due south D. 7.5 km due north-south A. -1.5 km due south B. 1.5 km due north 20. What is the value of di + d2 + da? A. 6.9 km due north C. 11.4 km due north D. 15.9 km due north-south B. 6.9 km due south
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