Author Question: What potential difference is required to cause 4.00 A to flow through a resistance of 330 ? A) ... (Read 67 times)

daltonest1984 · **on:** Jul 29, 2018

What potential difference is required to cause 4.00 A to flow through a resistance of 330 ?

A) 82.5 V B) 334 V C) 1320 V D) 12.1 V

Question 2

What is the maximum value of the magnetic field at a distance of 2.5 m from a light bulb that radiates 100 W of single-frequency sinusoidal electromagnetic waves uniformly in all directions?

(0 = 8.85 10-12 C2/N m2, 0 = 4 10-7 T m/A, c = 3.0 108 m/s)
A) 0.10 T
B) 0.40 T
C) 0.50 T
D) 0.60 T
E) 0.80 T