Answer:
,,,,,,
Explanation:
m jkg yrfyuih iopoj kpoohjkbhj huiph i 
 
        
             
        
        
        
745.92 hz (b) 
this is hte answer only because i seen it on the question lol
        
             
        
        
        
Makes no sense get a better question
        
             
        
        
        
Answer:
C. 5.6 × 10^11 N/C
Explanation:
The electric field  at a distance
 at a distance  from a charge
 from a charge  is given by
 is given by

where  is the coulomb's constant.
 is the coulomb's constant. 
Now, in our case 

 ;
;
therefore, 


which is choice C from the options given<em> (at least it resembles it).</em>