Delta/star transformer works adequately when
Electrical Engineering MCQ on Transformer Delta/star transformer works adequately when Correct answer: 3. On balanced as well as unbalanced loads”
Electrical Engineering Mcqs
Electrical Engineering MCQs for competitive tests, job tests, university exams are provided on various Electrical and Electronics topics.
- Basic Electrical Laws and Theorems
- Basic Voltage and Current MCQs
- High Voltage Engineering MCQs
- Induction Motor MCQs
- Power Electronics
- Power Distribution MCQs
- Power Generation MCQs
- Power System Protection MCQs
- Power Transmission and Distribution MCQs
- Semiconductors theory MCQ Questions
- Synchronous Generator MCQs
- Synchronous motor MCQs
- Transformer MCQs
Sumpner’s test is conducted on transformers in order to find
Electrical Engineering MCQ on Transformer Sumpner’s test is conducted on transformers in order to find Correct answer: 3. Temperature”
Iron core in a transformer is provided to
Electrical Engineering MCQ on Transformer Iron core in a transformer is provided to Correct answer: 1. Decrease the reluctance of the magnetic path”
Power transformers are designed to have maximum efficiency at
Electrical Engineering MCQ on Transformer Power transformers are designed to have maximum efficiency at Correct answer: 3. Nearly full load”
Iron losses are negligible during short circuit test because
Electrical Engineering MCQ on Transformer Iron losses are negligible during short circuit test because Correct answer: 3. The voltage applied on primary side is low”
Transformer MCQs Part 37
Electrical Engineering MCQ on Transformer Short circuit test on transformers is conducted to find Short circuit test on transformers is conducted to find Correct answer: 1. Copper losses Efficiency of a power transformer is of the order of Efficiency of a power transformer is of the order of Correct answer: 4. 98 percent The resistance between primary … Read more
The transformer ratings are generally expressed in terms of – Electrical Engineering MCQ
Electrical Engineering MCQ on Transformer The transformer ratings are generally expressed in terms of Correct answer: 2. kVA
If supply frequency to the transformer is increased, the iron loss will – Electrical Engineering MCQ
Electrical Engineering MCQ on Transformer If supply frequency to the transformer is increased, the iron loss will Correct answer: 2. Increase
Material used for construction of transformer core is generally – Electrical Engineering MCQ
Electrical Engineering MCQ on Transformer Material used for construction of transformer core is generally Correct answer: 3. Silicon steel
DC Generator MCQs Part 2
Electrical Engineering MCQs on DC Generator Part 2 Brushes of DC machines are made of Brushes of DC machines are made of Correct answer: 1. Carbon In generators, lap winding is employed for In generators, lap winding is employed for Correct answer: 3. Low voltage, high current A cumulatively compounded long shunt generator when operated … Read more