Three 2.50-C charges are placed on tiny conducting spheres at the ...

[HudsonKB16]

Three 2.50-C charges are placed on tiny conducting spheres at the ends of 1.00 m-long strings that are connected at 120 angles as shown below. The magnitude, in N, of the force on the knot at the center is
 
 
 
   
  a.
  0.
   
  b.
  3.75  10².
   
  c.
  5.63  10².
   
  d.
  6.50  10².
   
  e.
  7.50  10².

Question 2

Three 2.50-C charges are placed on tiny conducting spheres at the ends of 1.00 m-long strings that are connected at 120 angles as shown below. The magnitude, in N, of the tension in any one of the strings is
 
 
 
   
  a.
  1.88  10².
   
  b.
  3.25  10².
   
  c.
  3.75  10².
   
  d.
  6.50  10².
   
  e.
  7.50  10².

[beccamahon]

Answer to Question 1

a

Answer to Question 2

b

[HudsonKB16]

Excellent

[patma1981]

Thanks for the timely response, appreciate it