9781118230725.pdf

REVIEW & SUMMARY 55 Scalars and Vectors Scalars,such as temperature, have magni- tude only. They are specified by a number w ...

56 CHAPTER 3 VECTORS 10 Figure 3-25 shows vector and four other vectors that have the same magnitude but differ in orientation. ...

tors and in Fig. 3-28 have equal magnitudes of 10.0 m and the angles are 30° and 105°. Find the (a)xand (b) ycomponents of their ...

•••32 In Fig. 3-31, a cube of edge lengthasits with one corner at the ori- gin of an xyzcoordinate system. A body diagonalis a l ...

culate the angle between the two vectors given by and. ••42 In a meeting of mimes, mime 1 goes through a displacement and mime 2 ...

60 CHAPTER 3 VECTORS 51 Rockfaultsare ruptures along which opposite faces of rock have slid past each other. In Fig. 3-35, point ...

PROBLEMS 61 67 Let be directed to the east, be directed to the north, and kiˆ jˆ ˆ 72 A fire ant, searching for hot sauce in a p ...

62 CHAPTER 4 Motion in Two and Three Dimensions 4-1POSITION AND DISPLACEMENT Learning Objectives After reading this module, you ...

Position and Displacement One general way of locating a particle (or particle-like object) is with a position vector , which is ...

4-2AVERAGE VELOCITY AND INSTANTANEOUS VELOCITY 64 CHAPTER 4 MOTION IN TWO AND THREE DIMENSIONS 0 x (m) 20 40 –20 –40 –60 y (m) 2 ...

4-2 AVERAGE VELOCITY AND INSTANTANEOUS VELOCITY 65 Average Velocity and Instantaneous Velocity If a particle moves from one poin ...

toward zero. (2) The direction of (and thus of ) approaches the direction of the line tangent to the particle’s path at position ...

4-3 AVERAGE ACCELERATION AND INSTANTANEOUS ACCELERATION 67 (Answer) and (Answer) Check: Is the angle130° or130°180°50°? tan ...

68 CHAPTER 4 MOTION IN TWO AND THREE DIMENSIONS Average Acceleration and Instantaneous Acceleration When a particle’s velocity c ...

4-3 AVERAGE ACCELERATION AND INSTANTANEOUS ACCELERATION 69 Sample Problem 4.03 Two-dimensional acceleration, rabbit run Addition ...

70 CHAPTER 4 MOTION IN TWO AND THREE DIMENSIONS Projectile Motion We next consider a special case of two-dimensional motion: A p ...

4-4 PROJECTILE MOTION 71 A x y O θ 0 v 0 v 0 y v 0 x y O x O vx vy v x y y O vy= 0 v x y O vx vy v x y O vx x O v 0 x x O vx x O ...

72 CHAPTER 4 MOTION IN TWO AND THREE DIMENSIONS Checkpoint 3 At a certain instant, a fly ball has velocity (the xaxis is horizon ...

4-4 PROJECTILE MOTION 73 As is illustrated in Fig. 4-9 and Eq. 4-23, the vertical velocity component be- haves just as for a bal ...

74 CHAPTER 4 MOTION IN TWO AND THREE DIMENSIONS Additional examples, video, and practice available at WileyPLUS Sample Problem 4 ...