MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Thermistors have high stability. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Thermistors may be in wire form. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
A metal with temperature coefficient of resistance has a value 200, its initial resistance is given by 40 . For an increase in 300c to350c what will be the final resistance value? |
| A. | 40 K |
| B. | 4 K |
| C. | 40 |
| D. | 400 |
| Answer» B. 4 K | |
| 4. |
What is the relation of temperature coefficient of resistivity on the coefficient of thermal expansion in RTD? |
| A. | Higher |
| B. | Lower |
| C. | Equal |
| D. | None of the mentioned |
| Answer» B. Lower | |
| 5. |
What will happen for resistivity metal and semiconductor if the temperature is increased? |
| A. | Increases |
| B. | Decreases |
| C. | For metal increases and for semiconductor decreases |
| D. | For metal decreases and for semiconductor increases |
| Answer» D. For metal decreases and for semiconductor increases | |
| 6. |
What will happen to resistance, if the length of the conductor is increased? |
| A. | Decreases |
| B. | No change |
| C. | Increases |
| D. | Doubles |
| Answer» D. Doubles | |