engineering recuitment UPPCL Technician Electrician 2022 Mock Test Electrician and Wireman Electrical Networks Basic Electricity
Write the current equations at three nodes of the following circuit.
1
I1 - I2 - 3 = 0; I2 + I3 = I4 = I5 + 5
2
I1 + I2 + 3 = 0; I2 + I3 = I4; I4 = I5 - 5
3
I1 + I2 - 3 = 0; I2 - I3 = I4; I4 = I5 - 5
4
I1 + I2 - 3 = 0; I2 - I3 = I4; I4 = I5 + 5