Introduction to Electrodynamics
4th Edition
ISBN: 9781108420419
Author: David J. Griffiths
Publisher: Cambridge University Press
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Chapter 1.1, Problem 1.10P
(a)
To determine
The transformation of components of a vector under translation of coordinates.
(b)
To determine
The transformation of components of a vector under inversion of coordinates.
(c)
To determine
The transformation of components of a cross product under inversion.
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Fig. 1
A (2.80 cm)
60.0°
60.0°
B (1.90 cm)
1.
1. Fig. I shows the two vectors A and B.
(a) Find the scalar product à B and the magnitudes and directions of the vector
products Ă x B and B x A using vector dot and cross product definition and
rules. Do not use unit vectors.
(b) Write Á and B in unit vector notation and using them determine the scalar
product à · B and the vector produets à x B and B xà again. Compare your
results in part l(a) and 1(b).
Consider the vectors A = -
(a) cos
171.8
(b) sin
A . B
AB
-2î + 5ĵ - 4k and B = 5î − 7ĵ + 6k. Calculate the following quantities. (Give your answers in degrees.)
|A x B|
AB
O
46.3
Review the formula for calculating the vector product directly from components. Be careful of the signs in your calculation. Be sure to take the magnitude
of the result of the vector product. Be sure to find the angle in degrees and not radians. º
(c) Which give(s) the angle between the vectors? (Select all that apply.)
The answer to Part (a).
The answer to Part (b).
Vector A has magnitude 5.00 m and lies in the xy-plane in adirection 53.0o from the +x-axis axis measured toward the +y-axis.Vector b has magnitude 8.00 m and a direction you can adjust. (a) Youwant the vector product A : B to have a positive z-component of thelargest possible magnitude. What direction should you select for vectorB S? (b) What is the direction of B for which A : B has the mostnegative z-component? (c) What are the two directions of B S for whichA : B is zero?
Chapter 1 Solutions
Introduction to Electrodynamics
Ch. 1.1 - Using the definitions in Eqs. 1.1 and 1.4, and...Ch. 1.1 - Prob. 1.2PCh. 1.1 - Prob. 1.3PCh. 1.1 - Prob. 1.4PCh. 1.1 - Prob. 1.5PCh. 1.1 - Prob. 1.6PCh. 1.1 - Prob. 1.7PCh. 1.1 - Prob. 1.8PCh. 1.1 - Prob. 1.9PCh. 1.1 - Prob. 1.10P
Ch. 1.2 - Prob. 1.11PCh. 1.2 - The height of a certain hill (in feet) is given by...Ch. 1.2 - Prob. 1.13PCh. 1.2 - Prob. 1.14PCh. 1.2 - Prob. 1.15PCh. 1.2 - Prob. 1.16PCh. 1.2 - Prob. 1.17PCh. 1.2 - Prob. 1.18PCh. 1.2 - Prob. 1.19PCh. 1.2 - Prob. 1.20PCh. 1.2 - Prob. 1.21PCh. 1.2 - Prob. 1.22PCh. 1.2 - Prob. 1.23PCh. 1.2 - Prob. 1.24PCh. 1.2 - Prob. 1.25PCh. 1.2 - Prob. 1.26PCh. 1.2 - Prob. 1.27PCh. 1.2 - Prob. 1.28PCh. 1.3 - Prob. 1.29PCh. 1.3 - Prob. 1.30PCh. 1.3 - Prob. 1.31PCh. 1.3 - Prob. 1.32PCh. 1.3 - Prob. 1.33PCh. 1.3 - Prob. 1.34PCh. 1.3 - Prob. 1.35PCh. 1.3 - Prob. 1.36PCh. 1.4 - Prob. 1.37PCh. 1.4 - Express the unit vectors in terms of (that is,...Ch. 1.4 - Prob. 1.39PCh. 1.4 - Prob. 1.40PCh. 1.4 - Prob. 1.41PCh. 1.4 - Prob. 1.42PCh. 1.4 - Prob. 1.43PCh. 1.5 - Evaluate the following integrals:
(a)
(b)
(c)...Ch. 1.5 - Prob. 1.45PCh. 1.5 - (a) Show that .
[Hint: Use integration by...Ch. 1.5 - Prob. 1.47PCh. 1.5 - Prob. 1.48PCh. 1.5 - Prob. 1.49PCh. 1.6 - (a) Let and . Calculate the divergence and curl...Ch. 1.6 - Prob. 1.51PCh. 1.6 - Prob. 1.52PCh. 1.6 - Prob. 1.53PCh. 1.6 - Prob. 1.54PCh. 1.6 - Prob. 1.55PCh. 1.6 - Prob. 1.56PCh. 1.6 - Prob. 1.57PCh. 1.6 - Prob. 1.58PCh. 1.6 - Prob. 1.59PCh. 1.6 - Prob. 1.60PCh. 1.6 - Prob. 1.61PCh. 1.6 - Prob. 1.62PCh. 1.6 - Prob. 1.63PCh. 1.6 - Prob. 1.64P
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