HELP ASAP Which one of the following a third order lever?
Select one:
a. Pincer
b. Paper cutter
c. Nut cracker
d. Ice tong

Yes it's c

Explanation:

The electric field is  

Explanation:

From the question we are told that

    The radius of the metal sphere is  

     The excess charge which the metal sphere carries is  

      The distance of the position being to the center is

       The coulomb constant is  

Generally the electric field is mathematically represented as  

substituting values