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Clayton State University

Department = of Natural Sciences

 

May 29, 2008<= /p>

Physics 111= 2 – Quiz 1

 =

 =

Name  ___SOLUTION__________________________________

 =

1.&n= bsp;        Protons carry

 

= a.      Positive charge.

 

= b.     Negative charge.=

=  

= c.      No charge.<= /o:p>

=  

= d.     Variable charge.=

=  

 

2.&n= bsp;        By what method will a negatively charged rod produce a positive charge on a conducting sphere pla= ced on an insulating surface?

 

= a.      By conduction.

 

= b.     By induction.=

=  

= c.       By convection.

=  

= d.     It is impossible= .

=  

=  

3.&n= bsp;        Two charges, Q1 and Q2, are separated by a certain distance R. If= the magnitudes of the charges remain the same, but their separation distance triples, then what happens to the electrical force between these charges?

 

= a.      It increases by a factor of 9.

 

= b.     It increases by a factor of 3.

=  

= c.      It decreases by a factor of 3.

 

= d.     It decreases by a = factor of 9.

=  

 

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