A small droplet of oil with mass of 1.84×10-15 kg is held suspended in a region of uniform electric field directed upward with a magnitude of 6625 N/C.

Is the excess charge on the droplet positive or negative? NEGATIVE

b.How many excess elementary charges reside on the droplet? (The elementary charge is e = 1.60×10-19 C.)

Similar Questions

The earth has an electric field of about 150 N/c pointed downward. A 1.00 (micrometer) radius of water droplet is suspended in a
1. 1 answer
"A droplet of oil carries an extra charge of one electron and is held motionless between parallel plates separated by 1.80 cm
1. 1 answer
In the early 1900s, Robert Millikan used small charged droplets of oil, suspended in an electric field, to make the first
1. 1 answer
(a) What is the diameter, in micrometers, of a spherical inkdroplet from an early version of an ink-jet printer if the volume of
1. 2 answers