An ant on a picnic table travels 3.0 x 10' cm eastward, then 25 cm northward, and finally 15 cm westward. What vector addition method will provide an accurate answer for these vectors? A. polygon method B. parallelogram method A car travels 90 meters due north in 15 seconds. Then the car turns 32° west of north and C. vector addition using Pythagorean theorem D. vector addition using the law of sines and cosines

An ant on a picnic table travels 3.0 x 10' cm eastward, then 25 cm northward, and finally 15 cm westward. What vector addition method will provide an accurate answer for these vectors? A. polygon method B. parallelogram method A car travels 90 meters due north in 15 seconds. Then the car turns 32° west of north and C. vector addition using Pythagorean theorem D. vector addition using the law of sines and cosines

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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a. Express F as a vector in terms of the unit vectors i, j, and k. b. Determine the angle (in degrees) between F and the y-axis
A car travels 90 meters due north in 15 seconds. Then the car turns 32° west of north and travels 40 meters. What is the magnitude and direction? what analytical method is most appropriate (and shortest method) for the problem? polygon method b. component method c. parallelogram method d. Law of sines and cosines
QUESTION 2 Which of the following is an accurate statement? O A. It is possible to add a scalar quantity to a vector. O B. Even though two vectors have unequal magnitudes, it is possible that their vector sum is zero. OC. Rotating a vector about an axis passing through the tip of the vector does not change the vector. OD. The magnitude of a vector is independent of the coordinate system used. O E. The magnitude of a vector can be zero even though one of its components is not zero.
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can someone explain why? with drawings too please.
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