Force on a Moving Charge: An electron, moving south, enters a magnetic field. Because of this field, the electron curves upward. We may conclude that the magnetic field must have a component
A. downward.
B. towards the east.
C. upward.
D. towards the west.
E. towards the north.
Answer: D
You might also like to view...
Velocity: A runner ran the marathon (approximately 42.0 km) in 2 hours and 57 min. What was the average speed of the runner in m/s?
A. 14,200 m/s B. 124 m/s C. 3.95 m/s D. 14.2 m/s
Elements heavier than Iron (like Gold) are formed:
A: during Type Ia supernova explosions B: during Type II supernova explosions C: during the deaths of massive stars D: both A and C E: both B and C
Which of the following specifications would allow you to precisely meet someone for an appointment?
A. meet me at my car B. meet me at my office, room 203 in Williams Hall on campus C. meet me at my office, room 203 in Williams Hall on campus at 2:30 PM D. meet me at my office E. meet me at 2:30 PM
A series RLC circuit has a 100-? resistor, a 0.100-?F capacitor, and a 2.00-mH inductor connected across a 120-V rms ac source operating at resonant frequency. What is the rms value of the voltage across the capacitor?
A) 54.0 V B) 120 V C) 150 V D) 533 V E) 170 V