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. |
Identify the type of conductors in which both positive and negative charges can move. |
| A. | Thermosets |
| B. | Metallic conductors |
| C. | Electrolytic solutions |
| D. | Polymers |
| Answer» D. Polymers | |
| 2. |
To maintain a steady current through the conductor, some external device must do work. What does the external device provide? |
| A. | Inductance |
| B. | Capacitance |
| C. | Potential difference |
| D. | Electromotive force |
| Answer» E. | |
| 3. |
In nature, free charged particles exist in the upper strata of the environment called the stratosphere. State true or false. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
Which of the following is the most conductive element? |
| A. | Aluminium |
| B. | Lead |
| C. | Silver |
| D. | Hydrogen |
| Answer» D. Hydrogen | |
| 5. |
Identify the type of materials which develop electric currents in them, when an electric field is applied. |
| A. | Elastomers |
| B. | Conductors |
| C. | Insulators |
| D. | Polymers |
| Answer» C. Insulators | |