The primary purpose of a lightning rod is to A) attract ...

[lbcchick]

The primary purpose of a lightning rod is to
 
  A) attract lightning and guide it to the ground.
  B) discharge the structure to which it is attached.
  C) cancel the electric field within the structure to which it is attached.
  D) induce a charge opposite to that of charged clouds overhead.

Question 2

A positively-charged rod is held near an aluminum can that rests on a dry wood table. If you momentarily touch the opposite side of the can with your finger, the can becomes
 
  A) positively charged.
  B) negatively charged.
  C) partially discharged.
  D) completely discharged.
  E) none of the above

[honnalora]

Answer to Question 1

Answer: B

Answer to Question 2

Answer: B

[lbcchick]

Thanks

[honnalora]

Welcome