engineering recuitment BSPHCL Technician (Electrician) 2024 Mock Test Electrician and Wireman Electromagnetism
A magnetic circuit is required to produce a fixed amount of flux using 500 AT. 60 V has been applied to the exciting coil having 200 turns and a resistance R. The value of R should be:
1
8.33 Ω
2
2.5 Ω
3
12 Ω
4
24 Ω