Choose the false statement about an object that has mass. a. it has volume. b. it must be heavy. c. it takes up space. d. it is made of matter.

How does the space charge width change with forward and reverse bias? also, calculate the space charge width for a reverse bias of 4v on a silicon pn junction at t = 300k and doping concentrations of na = 5x1015cm-3 , nd = 5x 1016 cm-3 .

According to social exchange theory, altruistic behaviors benefit the individual who performs them.

Aknife blade is a(n) a. lever b. screw c. wedge d. inclined plane