Sprendimas: UEw3Jr - 1

W  = 
 
 q^2
/ ( 2* C)
W =  
 q^2
/ ( 2* C)
WW = q22C\frac{q^{2}}{2\cdot C}
W =  
 q^2
/ 2/ C
WW = q22C\frac{q^{2}}{2\cdot C}
W =  
 0.5* q^2
/ C
WW = 0.5q2C\frac{0.5\cdot q^{2}}{C}