engineering recuitment UPPCL Technician Electrician 2022 Mock Test Electrician and Wireman Electrical Networks Basic Electricity
A battery consists of 20 cells - each of EMF 1.5 V - and internal resistance 0.2 Ω, connected five in series per row and four rows in parallel. The EMF at the output terminals of the battery is:
1
0.75 V
2
0.075 V
3
7.5 V
4
75 V