+0  
 
0
437
1
avatar

a and b both 
thanks if you did!

 Oct 8, 2020
 #1
avatar+36916 
+1

A      w = f * d

         w = 5 x .5 = 2.5 j

 

b        w = f * d

                500 * 15 = ....... j

 Oct 8, 2020

2 Online Users