Author Question: The rate at which work is done is equivalent to which of the following? a. increase in potential ... (Read 121 times)

OSWALD · **on:** Jul 28, 2018

The rate at which work is done is equivalent to which of the following?
a. increase in potential energy
c. potential energy
b. thermal energy
d. power

Question 2

A metallic object holds a charge of -2.9 10-5 C. What total number of electrons does this represent? (e = 1.6 10-19 C is the magnitude of the electronic charge.)
a. 1.8 1014
c. 6.1 1013
b. 2.4 1013
d. 4.2 1014