A proton and an electron are placed in an electric field. Which undergoes the greater acceleration?
A) electron
B) proton
C) both accelerate equally.
D) none of the above
Answer: A
You might also like to view...
The isobaric compressibility or thermal expansion for a material is
What is the air’s isobaric compressibility at 300K?
Suppose we make a scale model of our solar system, with the Sun the size of a grapefruit. Which of the following best describes what the planets would look like?
A) The planets are all much smaller than the Sun. Four planets are within about 20 meters of the Sun, while the rest planets are spread much farther apart. B) The planets are all much smaller than the Sun and are spread out evenly over a distance about the length of a large classroom. C) The planets are all much smaller than the Sun. Four planets are located within a few centimeters of the Sun, and four planets are located at distances ranging up to about a meter. D) The planets range in size from about the size of a marble to the size of a baseball. They are spread out over a region about the size of a football field.
Three point charges each equal to 10 microcoulombs are located at x = 1m, x = 2m, and x = 3m, respectively, on the x-axis. What is the magnitude of the electric field at the origin?
A) 2.25 × 103 N/C B) 1.22 × 105 N/C C) 1.75 × 106 N/C D) 2.70 × 104 N/C E) 1.65 × 104 N/C
If an object is placed at the center of curvature of concave mirror, the image formed by the mirror is located
A) out beyond the center of curvature. B) at the center of curvature. C) between the center of curvature and the focal point. D) at the focal point. E) at infinity.