

MCQOPTIONS
Saved Bookmarks
This section includes 11 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. |
AC bridge is an outcome of ________ |
A. | Kelvin bridge |
B. | Megger |
C. | De Sauty bridge |
D. | Wheatstone bridge |
Answer» E. | |
2. |
Vibration galvanometers are used for ________ |
A. | very high frequency |
B. | very low frequency |
C. | low audio frequency |
D. | high audio frequency |
Answer» D. high audio frequency | |
3. |
AC_BRIDGE_IS_AN_OUTCOME_OF_________?$ |
A. | Kelvin bridge |
B. | Megger |
C. | De Sauty bridge |
D. | Wheatstone bridge |
Answer» E. | |
4. |
Vibration galvanometers are used for _______? |
A. | very high frequency |
B. | very low frequency |
C. | low audio frequency |
D. | high audio frequency |
Answer» D. high audio frequency | |
5. |
Tuned detectors are used in the frequency range of ________ |
A. | 1 Hz to 100 Hz |
B. | 10 Hz to 100 Hz |
C. | 1 kHz to 100 kHz |
D. | 1 MHz to 100 MHz |
Answer» C. 1 kHz to 100 kHz | |
6. |
For single frequency value, the most sensitive detector is ________ |
A. | tuned detector |
B. | vibration galvanometer |
C. | headphone |
D. | oscillator |
Answer» B. vibration galvanometer | |
7. |
What is the frequency range for a headphone as a detector? |
A. | 20 Hz to 20 kHz |
B. | 10 kHz to 1 MHz |
C. | 10 MHz to 1 GHz |
D. | 250 Hz to 4 kHz |
Answer» E. | |
8. |
Commonly used balance detectors for AC bridges are headphones, tuned amplifiers and vibration galvanometers. |
A. | True |
B. | False |
Answer» B. False | |
9. |
At high frequency, source consists of ________ |
A. | amplifiers |
B. | regulators |
C. | oscillators |
D. | op amps |
Answer» D. op amps | |
10. |
Source is ________ |
A. | dc supply |
B. | ac supply |
C. | mixed mode supply |
D. | high voltage supply |
Answer» C. mixed mode supply | |
11. |
In the simplest form, an AC bridge consists of ____________ |
A. | arms, source and a detector |
B. | arms and source |
C. | source and detector |
D. | arms and detector |
Answer» B. arms and source | |