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. |
Specific resistance of soil is _________ |
| A. | changes from soil to soil |
| B. | is constant |
| C. | depends on the circuit connected to it |
| D. | depends on the supply voltage |
| Answer» B. is constant | |
| 2. |
Connection of the various parts of a circuit to earth has a _________ |
| A. | medium resistance |
| B. | high resistance |
| C. | very high resistance |
| D. | very low resistance |
| Answer» E. | |
| 3. |
After earthing, the different parts of an electrical machinery are at _________ |
| A. | infinite potential |
| B. | intermediate potential |
| C. | zero potential |
| D. | undefined potential |
| Answer» D. undefined potential | |
| 4. |
What is earthing? |
| A. | connecting electrical machines to earth |
| B. | providing a connection to the ground |
| C. | connecting the electrical machines to source |
| D. | providing a source of current |
| Answer» B. providing a connection to the ground | |