Department of Natural Sciences

Clayton College & State University

 

January 15, 2002

 

Physics 1112 – Quiz 1b

 

 

Name  ____SOLUTION_________________________________

 

 

  1. Two point charges are 3.00 cm apart. They are moved to a new separation of 9.00 cm. By what factor does the resulting mutual force between them change?  

 

a.       1/3.

 

b.      27.0.

 

c.       6.00.

 

d.      1/9.

 

  1. The SI unit of an electric charge is:

 

    1. J.

 

    1. N.

 

    1. C.

 

    1. W.

 

 

  1. An uncharged conductor is supported by an insulating stand. I pass a positively charged rod near the left end of conductor, but do not touch it. The right end of the conductor will be:

 

    1. Negative.

 

    1.  Positive.

 

    1. Neutral.

 

    1. Attracted.