PHYS208 Fundamentals of Physics II

Answer for Ch. 31, 50P

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Answer for Ch. 31, 77E

a) 240 W

b) 150 W

c) 390 W

Note that conservation of energy is satisfied.

Answer for Ch. 31, 80P

a) 18.7 J

b) 5.10 J

c) difference is 13.6 J

Answer for Ch. 31, 85E

1.5 x 108 V/m

Answer for Ch. 31, 90P

a)

b)

Numerically, UB = 0.306 mJ.

c) Use Eq. 31-37 and UL = Li2/2 to show equivalence.


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Last updated April 22, 1998.
Copyright George Watson, Univ. of Delaware, 1998.