engineering recuitment BSPHCL Technician (Electrician) 2024 Mock Test Electrical Machines DC Motor DC Motor Speed Control
A DC shunt motor runs at 500 rpm at 220 V. A resistance of 9 Ω is added in series with armature for speed control. The armature resistance is 1 Ω. The current to stall the motor will be
1
24.4 A
2
22 A
3
244 A
4
220 A