In a conductor, what moves?
a. Electrons
b. Neutrons
c. Quarks
d. Protons
a
You might also like to view...
Why do scientists believe Venus lacks plate tectonics?
Indicate whether the statement is true or false
A series LC circuit contains a 100 mH inductor, a 36.0 mF capacitor and a 12 V battery. The frequency of the electromagnetic oscillations in the circuit is
a. 5.73 × 10^?4 Hz. b. 9.55 × 10^?3 Hz. c. 0.442 Hz. d. 2.65 Hz. e. 44.0 Hz.
A crack is 1 mm long and has a 1-nm radius of curvature at the crack tip. What is the magnitude of the stress concentration factor for this crack?
(a) 2 (b) 20 (c) 200 (d) 2000
Absorption lines due to interstellar gas
a. are wider than the lines from stars because the gas is hotter than most stars. b. are more narrow than the lines from stars because the gas has a lower pressure than stars. c. indicate that the interstellar medium contains dust. d. indicate that the interstellar medium is expanding away from the sun. e. none of the above