1. Vector a has a magnitude of 5 units and is directed east. Vector b is directed 45 west of north and has a magnitude of 4.0 units. Construct vector diagrams for calculating (a) (a + b) (b) (Ъ — а) (c) Estimate the magnitudes and directions of (a + b) and (b - a) from your diagrams 2. A room has the dimensions 10 ft. × 12 ft. x 14 ft. A fly starting at one corner ends up at a diametrically opposite corner. (a) What is the magnitude of its displacement? (b) Could the length of its path be less than this distance? Greater than this distance? Equal to this distance? (c) Choose a suitable coordinate system and find the components of the displacement vector in this frame. (d) If the fly walks rather than flies, what is the length of the shortest path it can take?

1. Vector a has a magnitude of 5 units and is directed east. Vector b is directed 45 west of north and has a magnitude of 4.0 units. Construct vector diagrams for calculating (a) (a + b) (b) (Ъ — а) (c) Estimate the magnitudes and directions of (a + b) and (b - a) from your diagrams 2. A room has the dimensions 10 ft. × 12 ft. x 14 ft. A fly starting at one corner ends up at a diametrically opposite corner. (a) What is the magnitude of its displacement? (b) Could the length of its path be less than this distance? Greater than this distance? Equal to this distance? (c) Choose a suitable coordinate system and find the components of the displacement vector in this frame. (d) If the fly walks rather than flies, what is the length of the shortest path it can take?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter2: Vectors

Section: Chapter Questions

Problem 79AP: A skater glides along a circular path of radius 5.00 m in clockwise direction. ‘When he coasts...

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