11. Tell which of the following quantities is not a vector a) Force b) Momentum c) Acceleration d) Work e) Weight 12. Which of the following is not a scalar field? a) Displacement of a mosquito in space b) Light intensity in a drawing room c) Temperature distribution in your classroom d) Atmospheric pressure in a given region e) Humidity of a city 13. Given A = -6ax + 3ay+ 2az, the projection of A along ay is a) -12 b) 4 c) 3 d) 7 e) 12 14. Which of the following statements are meaningless a) A-B+2A 0 b) A B+5=2A

11. Tell which of the following quantities is not a vector a) Force b) Momentum c) Acceleration d) Work e) Weight 12. Which of the following is not a scalar field? a) Displacement of a mosquito in space b) Light intensity in a drawing room c) Temperature distribution in your classroom d) Atmospheric pressure in a given region e) Humidity of a city 13. Given A = -6ax + 3ay+ 2az, the projection of A along ay is a) -12 b) 4 c) 3 d) 7 e) 12 14. Which of the following statements are meaningless a) A-B+2A 0 b) A B+5=2A

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter8: Applications Of Trigonometry

Section8.4: The Dot Product

Problem 31E

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