engineering recuitment BHEL Engineer Trainee Mock Test 2025 Network Theory Network Elements Star to Delta Conversion
उपरोक्त परिपथ में, R1 = R2 = R3 = 3 Ω है तो क्रमशः RA, RB, RC के मान क्या होंगे?
1
4.5 Ω, 4.5 Ω, 4.5 Ω
2
1.5 Ω, 1.5 Ω, 1.5 Ω
3
3 Ω, 3 Ω, 3 Ω
4
1 Ω, 1 Ω, 1 Ω