Force on a Moving Charge: At a particular instant, a proton moves toward the east in a uniform magnetic field that is directed straight downward. The magnetic force that acts on it is
A. zero.
B. upward.
C. toward the north.
D. toward the south.
E. downward.
Answer: C
You might also like to view...
Methane absorbs red light readily, so we would expect a planet with a mostly methane atmosphere to appear blue
Indicate whether the statement is true or false
The density of air at room temperature is about 1.2 g/cm3. This is the same as
A) 12 kg/m3. B) 120 kg/m3. C) 1200 kg/m3.
At 96°F the saturation density of air is 0.04 kg/m3 . If the weather report says the relative humidity is 90% when the temperature is 96°F, the humidity is __________
Fill in the blank(s) with correct word
Two pistons push down on the fluid filling two cylinders connected by a narrow hose, as shown in the figure. The area A1 is 1 square inch, and the area A2 is 10 square inches. A force of 4 pounds is exerted downward on piston 1, as shown
 The pressure on A1 is __________