A particle travels along a curved path between two points P and Q as shown. The displacement of the
particle does not depend on
a) the distance traveled from P to Q.
b) the direction of Q from P.
c) the shortest distance betwe
Measurements and Units
Which one of the following is an SI base unit?
Which one of the following is an SI unit?
A conducting sphere has a net charge of 6.4 10 17 C. What is the approximate number of excess electrons
on the sphere?
An aluminum nail has an excess charge of +3.2 C.