Which one of the diagrams below is not a possible electric field configuration for a region of space which does not contain any charges?
A.
B.
C.
D.
E.
Answer: D
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Tides occur because the gravitational force of the Moon on Earth ____ with increasing distance from the Moon
a. stays constant b. increases c. decreases
A satellite with a rest mass of 200 kg and a speed of 0.800c and a second satellite with a rest mass of 100 kg and a speed of 0.600c are traveling toward each other in deep space. The satellites collide and stick together
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a. 0.5 A b. 1.0 A c. 1.5 A d. 2.0 A e. 3.0 A
The intensity of an electromagnetic wave is 8 × 107 W/m2. What is the amplitude of the magnetic field of this wave?
A) 8.2 × 10-4 T B) 3.3 × 10-7 T C) 10 T D) 14 T E) 5.8 × 10-4 T