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This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Basic Electrical Engineering knowledge and support exam preparation. Choose a topic below to get started.
1. |
Rab is the resistance between the terminals A and B, Rbc between B and C and Rca between C and A. These 3 resistors are connected in delta connection. After transforming to star, the resistance at C will be? |
A. | Rac/(Rab+Rbc+Rca) |
B. | Rab/(Rab+Rbc+Rca) |
C. | Rbc*Rac/(Rab+Rbc+Rca) |
D. | Rab/(Rab+Rbc+Rca) |
Answer» D. Rab/(Rab+Rbc+Rca) | |
2. |
Rab is the resistance between the terminals A and B, Rbc between B and C and Rca between C and A. These 3 resistors are connected in delta connection. After transforming to star, the resistance at B will be? |
A. | Rac/(Rab+Rbc+Rca) |
B. | Rab/(Rab+Rbc+Rca) |
C. | Rbc*Rab/(Rab+Rbc+Rca) |
D. | Rab/(Rab+Rbc+Rca) |
Answer» D. Rab/(Rab+Rbc+Rca) | |