MCQOPTIONS
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MCQOPTIONS
This section includes 18 Mcqs, each offering curated multiple-choice questions to sharpen your Electrical Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The types of inductors are ____________ |
| A. | Fixed and variable |
| B. | Only fixed |
| C. | Only variable |
| D. | Neither fixed nor variable |
| Answer» B. Only fixed | |
| 2. |
Practical application of mutual inductance is ____________ |
| A. | DC generator |
| B. | AC generator |
| C. | Transformer |
| D. | Capacitor |
| Answer» D. Capacitor | |
| 3. |
The flux linkage in coil 1 is 3 Wb and it has 500 turns and the current in coil 2 is xA, calculate the value of x if the mutual inductance is 750H. |
| A. | 1A |
| B. | 2A |
| C. | 3A |
| D. | 4A |
| Answer» C. 3A | |
| 4. |
The flux linkage in coil 1 is x and it has 500 turns and the current in coil 2 is 2A, calculate the value of x if the mutual inductance is 750H. |
| A. | 1Wb |
| B. | 2Wb |
| C. | 3Wb |
| D. | 4Wb |
| Answer» D. 4Wb | |
| 5. |
The flux linkage in coil 1 is 3Wb and it has x turns and the current in coil 2 is 2A, calculate the value of x if the mutual inductance is 750H. |
| A. | 300 |
| B. | 400 |
| C. | 500 |
| D. | 700 |
| Answer» D. 700 | |
| 6. |
If the flux linkage in coil 1 is 3Wb and it has 500 turns and the current in coil 2 is 2A, calculate the mutual inductance. |
| A. | 750H |
| B. | 500H |
| C. | 450H |
| D. | 900H |
| Answer» B. 500H | |
| 7. |
If the current in one coil becomes steady, the current in neighbouring coil is? |
| A. | Zero |
| B. | Infinity |
| C. | Doubles |
| D. | Halves |
| Answer» B. Infinity | |
| 8. |
THE_FLUX_LINKAGE_IN_COIL_1_IS_3_WB-T_AND_IT_HAS_500_TURNS_AND_THE_CURRENT_IN_COIL_2_IS_XA,_CALCULATE_THE_VALUE_OF_X_IF_THE_MUTUAL_INDUCTANCE_IS_750H.?$ |
| A. | 1A |
| B. | 2A |
| C. | 3A |
| D. | 4A |
| Answer» C. 3A | |
| 9. |
The types of inductors are ____________$ |
| A. | Fixed and variable |
| B. | Only fixed |
| C. | Only variable |
| D. | Neither fixed nor variable |
| Answer» B. Only fixed | |
| 10. |
Practical_application_of_mutual_inductance_is_____________$ |
| A. | DC generator |
| B. | AC generator |
| C. | Transformer |
| D. | Capacitor |
| Answer» D. Capacitor | |
| 11. |
The flux linkage in coil 1 is x Wb-t and it has 500 turns and the current in coil 2 is 2A, calculate the value of x if the mutual inductance is 750H? |
| A. | 1Wb<sup>-t</sup> |
| B. | 2Wb<sup>-t</sup> |
| C. | 3Wb<sup>-t</sup> |
| D. | 4Wb<sup>-t</sup> |
| Answer» D. 4Wb<sup>-t</sup> | |
| 12. |
The flux linkage in coil 1 is 3Wb-t and it has x turns and the current in coil 2 is 2A, calculate the value of x if the mutual inductance is 750H. |
| A. | 300 |
| B. | 400 |
| C. | 500 |
| D. | 700 |
| Answer» D. 700 | |
| 13. |
If the flux linkage in coil 1 is 3Wb-t and it has 500 turns and the current in coil 2 is 2A, calculate the mutual inductance. |
| A. | 750H |
| B. | 500H |
| C. | 450H |
| D. | 900H |
| Answer» B. 500H | |
| 14. |
Which, among the following, is the correct expression for mutual inductance? |
| A. | M=N2φ2/I2 |
| B. | M=N2φ2/I1 |
| C. | M=N1φ2/I2 |
| D. | M=N1φ1/I1 |
| Answer» C. M=N1‚âà√¨‚àö√∫2/I2 | |
| 15. |
What is the SI unit of mutual inductance? |
| A. | Ohm |
| B. | Henry |
| C. | Volt |
| D. | Siemens |
| Answer» C. Volt | |
| 16. |
If the current in one coil is steady, what happens to the mutual inductance? |
| A. | Zero |
| B. | Infinity |
| C. | Doubles |
| D. | Halves |
| Answer» B. Infinity | |
| 17. |
If the current in one coil becomes steady, the magnetic field is? |
| A. | Zero |
| B. | Infinity |
| C. | Doubles |
| D. | Halves |
| Answer» B. Infinity | |
| 18. |
The phenomenon due to which there is an induced current in one coil due to the current in a neighbouring coil is? |
| A. | Electromagnetism |
| B. | Susceptance |
| C. | Mutual inductance |
| D. | Steady current |
| Answer» D. Steady current | |