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52) A helicopter is flying horizontally with a speed of 444 m/s over a hill that slopes upward with a 2% grade (that is, the "rise" is 2% of the "run"). What is the component of the helicopter's velocity perpendicular to the sloping surface of the hill? A) 8.9 m/s B) 220 m/s C) 435 m/s D) 444 m/s Answer: A Screen Shot 2021-02-01 at 11.56.41 AM Var: 50+ 53) An apple falls from an apple tree growing on a 20° slope. The apple hits the ground with an impact velocity of 16.2 m/s straight downward. What is the component of the apple's impact velocity parallel to the surface of the slope? A) 5.5 m/s B) 8.7 m/s c) 12 m/s D) 15 m/s Answer: A Var: 50+ 54) The components of vector A are "* = +2.2 and “y = -6.9, and the components of vector are given are "x- -6.1 and "y = -2.2. What is the magnitude of the vector 3 . Az A) 9.5 B) 6.1 C) 9.9 D) 91 E) 0.76 Answer: A

52) A helicopter is flying horizontally with a speed of 444 m/s over a hill that slopes upward with a 2% grade (that is, the "rise" is 2% of the "run"). What is the component of the helicopter's velocity perpendicular to the sloping surface of the hill? A) 8.9 m/s B) 220 m/s C) 435 m/s D) 444 m/s Answer: A Screen Shot 2021-02-01 at 11.56.41 AM Var: 50+ 53) An apple falls from an apple tree growing on a 20° slope. The apple hits the ground with an impact velocity of 16.2 m/s straight downward. What is the component of the apple's impact velocity parallel to the surface of the slope? A) 5.5 m/s B) 8.7 m/s c) 12 m/s D) 15 m/s Answer: A Var: 50+ 54) The components of vector A are "* = +2.2 and “y = -6.9, and the components of vector are given are "x- -6.1 and "y = -2.2. What is the magnitude of the vector 3 . Az A) 9.5 B) 6.1 C) 9.9 D) 91 E) 0.76 Answer: A

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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52) A helicopter is flying horizontally with a speed of 444 m/s over a hill that slopes upward with a 2% grade (that is, the "rise" is 2% of the "run"). What is the component of the helicopter's velocity perpendicular to the sloping surface of the hill? A) 8.9 m/s B) 220 m/s C) 435 m/s D) 444 m/s Screen Shot 2021-02-01 at 11.56.41 AM Answer: A Var: 50+ 53) An apple falls from an apple tree growing on a 20° slope. The apple hits the ground with an impact velocity of 16.2 m/s straight downward. What is the component of the apple's impact velocity parallel to the surface of the slope? A) 5.5 m/s B) 8.7 m/s C) 12 m/s D) 15 m/s Answer: A Var: 50+ Á are x = +2.2 and "y = -6.9, and the components of vector 54) The components of vector Bx = -6.1 and are given are A) 9.5 -2.2. What is the magnitude of the vector B., B) 6.1 C) 9.9 D) 91 E) 0.76 Answer: A
Transcribed Image Text:52) A helicopter is flying horizontally with a speed of 444 m/s over a hill that slopes upward with a 2% grade (that is, the "rise" is 2% of the "run"). What is the component of the helicopter's velocity perpendicular to the sloping surface of the hill? A) 8.9 m/s B) 220 m/s C) 435 m/s D) 444 m/s Screen Shot 2021-02-01 at 11.56.41 AM Answer: A Var: 50+ 53) An apple falls from an apple tree growing on a 20° slope. The apple hits the ground with an impact velocity of 16.2 m/s straight downward. What is the component of the apple's impact velocity parallel to the surface of the slope? A) 5.5 m/s B) 8.7 m/s C) 12 m/s D) 15 m/s Answer: A Var: 50+ Á are x = +2.2 and "y = -6.9, and the components of vector 54) The components of vector Bx = -6.1 and are given are A) 9.5 -2.2. What is the magnitude of the vector B., B) 6.1 C) 9.9 D) 91 E) 0.76 Answer: A
Expert Solution
Step 1

Given:

Horizontal speed of the helicopter = 444 m/s

Upward slope with 2 % grade = 0.02 

component of Helicopter velocity perpendicular to sloping surface =?

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