PHYSICS FOR SCIENTISTS AND ENGINEERS A STRATEGIC APPROACH

PHYSICS FOR SCIENTISTS AND ENGINEERS A STRATEGIC APPROACH 4/E Chapter 3 Quick. Check Questions RANDALL D. KNIGHT © 2017 Pearson Education, Inc.

Quick. Check 3. 1 Which of the vectors in the second row shows © 2017 Pearson Education, Inc. ? Slide 3 -2

Quick. Check 3. 1 Which of the vectors in the second row shows © 2017 Pearson Education, Inc. ? Slide 3 -3

Quick. Check 3. 2 Which of the vectors in the second row shows 2 – © 2017 Pearson Education, Inc. ? Slide 3 -4

Quick. Check 3. 2 Which of the vectors in the second row shows 2 – © 2017 Pearson Education, Inc. ? Slide 3 -5

Quick. Check 3. 3 What are the x- and y-components of this vector? A. 3, 2 B. 2, 3 C. – 3, 2 D. 2, – 3 E. – 3, -2 © 2017 Pearson Education, Inc. Slide 3 -6

Quick. Check 3. 3 What are the x- and y-components of this vector? A. 3, 2 B. 2, 3 C. – 3, 2 D. 2, – 3 E. – 3, -2 © 2017 Pearson Education, Inc. Slide 3 -7

Quick. Check 3. 4 What are the x- and y-components of this vector? A. 3, 4 B. 4, 3 C. – 3, 4 D. 4, – 3 E. – 3, – 4 © 2017 Pearson Education, Inc. Slide 3 -8

Quick. Check 3. 4 What are the x- and y-components of this vector? A. 3, 4 B. 4, 3 C. – 3, 4 D. 4, – 3 E. – 3, – 4 © 2017 Pearson Education, Inc. Slide 3 -9

Quick. Check 3. 5 What are the x- and y-components of vector C? A. B. C. D. E. 1, – 3, 1 1, – 1 – 4, 2 2, – 4 © 2017 Pearson Education, Inc. Slide 3 -10

Quick. Check 3. 5 What are the x- and y-components of vector C? A. B. C. D. E. 1, – 3, 1 1, – 1 – 4, 2 2, – 4 © 2017 Pearson Education, Inc. Slide 3 -11

Quick. Check 3. 6 Vector C can be written A. – 3î + ĵ. B. – 4î + 2ĵ. C. î – 3ĵ. D. 2î – 4ĵ. E. î – ĵ. © 2017 Pearson Education, Inc. Slide 3 -12

Quick. Check 3. 6 Vector C can be written A. – 3î + ĵ. B. – 4î + 2ĵ. C. î – 3ĵ. D. 2î – 4ĵ. E. î – ĵ. © 2017 Pearson Education, Inc. Slide 3 -13

Quick. Check 3. 7 The angle Φ that specifies the direction of vector is A. tan– 1(Cx/Cy) B. tan– 1(Cy/Cx) C. tan– 1(|Cx|/Cy) D. tan– 1(|Cx|/|Cy|) E. tan– 1(|Cy|/|Cx|) © 2017 Pearson Education, Inc. Slide 3 -14

Quick. Check 3. 7 The angle Φ that specifies the direction of vector is A. tan– 1(Cx/Cy) B. tan– 1(Cy/Cx) C. tan– 1(|Cx|/Cy) D. tan– 1(|Cx|/|Cy|) E. tan– 1(|Cy|/|Cx|) © 2017 Pearson Education, Inc. Slide 3 -15