MCQOPTIONS
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MCQOPTIONS
This section includes 5 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. |
Why can t a Kelvin bridge be used for the measurement of low Quality factor value? |
| A. | due to thermoelectric effect |
| B. | due to balance problem |
| C. | due to the dull detector used |
| D. | due to temperature |
| Answer» C. due to the dull detector used | |
| 2. |
Kelvin bridge can be calibrated to read _________ |
| A. | inductance and Quality factor value |
| B. | capacitance only |
| C. | power and voltage |
| D. | current and frequency |
| Answer» B. capacitance only | |
| 3. |
The relation between ratio of resistance arms and ratio of resistance arms of second bridge is _________ |
| A. | unequal |
| B. | equal |
| C. | twice |
| D. | one forth |
| Answer» C. twice | |
| 4. |
What is the balance equation of Kelvin bridge? |
| A. | R<sub>x</sub> = ( frac{R_2 R_3}{R_1} ) |
| B. | R<sub>x</sub> = ( frac{R_1 R_2}{R_3} ) |
| C. | R<sub>x</sub> = ( frac{R_1}{R_2} ) |
| D. | R<sub>x</sub> = ( frac{R_1 R_3}{R_2} ) |
| Answer» E. | |
| 5. |
Kelvin s bridge consists of _________ |
| A. | double bridge |
| B. | single bridge |
| C. | half bridge |
| D. | three fourth bridge |
| Answer» B. single bridge | |