sign convention kirchhoff

SIGN (+ OR – ) VALUE FOR KIRCHHOFF’S
SECOND LAW (LOOP OR VOLTAGE LAW)

SIGN FOR EMF, .

V =0

direction of current direction of current
on emf on emf

-+ +-

direction of loop +ε direction of loop −ε

SIGN FOR PRODUCT IR

Same direction Opposite direction

direction of loop direction of loop

−IR + IR

Please Watch Video ‘ KIRCHHOFF’S LAW STRATEGY’
Before Proceed To Exercise

EXERCISE..

Ans : ( -2.27 A, 2.96 A, 0.69 A )