MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Electrical Measurements knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Overloading is ________ |
| A. | damages the meter |
| B. | increases the temperature |
| C. | doesn’t affect the meter |
| D. | decreases the sensitivity |
| Answer» D. decreases the sensitivity | |
| 2. |
Sensitivity of electronic voltmeter is high. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
High range can be obtained in a basic D.C. electronic voltmeter by ________ |
| A. | a transformer |
| B. | an attenuator |
| C. | a transducer |
| D. | a resistor |
| Answer» C. a transducer | |
| 4. |
What is the effect of the input on the transistor Q2? |
| A. | bias on Q2 decreases |
| B. | bias on Q2 is constant |
| C. | bias on Q2 is zero |
| D. | bias on Q2 increases |
| Answer» E. | |
| 5. |
OVERLOADING_IS_________?$ |
| A. | damages the meter |
| B. | increases the temperature |
| C. | doesn’t affect the meter |
| D. | decreases the sensitivity |
| Answer» D. decreases the sensitivity | |
| 6. |
Sensitivity of electronic voltmeter is high? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
High range can be obtained in a basic D.C. electronic voltmeter by |
| A. | a transformer |
| B. | an attenuator |
| C. | a transducer |
| D. | a resistor |
| Answer» C. a transducer | |
| 8. |
What is basic range of a meter? |
| A. | causes maximum deflection |
| B. | causes minimum deflection |
| C. | causes zero deflection |
| D. | causes medium deflection |
| Answer» B. causes minimum deflection | |
| 9. |
What is the effect of the input on the transistor Q2? |
| A. | bias on Q<sub>2</sub> decreases |
| B. | bias on Q<sub>2</sub> is constant |
| C. | bias on Q<sub>2</sub> is zero |
| D. | bias on Q<sub>2</sub> increases |
| Answer» E. | |
| 10. |
Bridge is balanced by ________ |
| A. | galvanometer |
| B. | oscillator |
| C. | zero adjustment resistor |
| D. | head phone |
| Answer» D. head phone | |
| 11. |
Meter can be isolated from the circuit in a basic D.C. electronic voltmeter. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
Input impedance of an electronic voltmeter is ________ |
| A. | low |
| B. | high |
| C. | medium |
| D. | zero |
| Answer» C. medium | |
| 13. |
Low voltage signals can be measured by ___________ |
| A. | amplifiers |
| B. | transformers |
| C. | transducers |
| D. | voltmeters |
| Answer» B. transformers | |