MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Electric Circuits knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A 122mv, 12mA d Arsonval movement is to be used in voltmeter whose full scale reading is 120v. The resistance inserted by 120v _____________ |
| A. | 1200 |
| B. | 12000 |
| C. | 1000 |
| D. | 10,000 |
| Answer» E. | |
| 2. |
A 100mv, 5mA d Arsonval movement is to be used in an ammeter whose full-scale reading is 1A. Calculate RA. |
| A. | 0.7 ohms |
| B. | 0.5 ohms |
| C. | 0.1 ohms |
| D. | 0.2 ohms |
| Answer» D. 0.2 ohms | |
| 3. |
An ideal ammeter functions as __________ circuit. |
| A. | A short |
| B. | An open |
| C. | A power |
| D. | An infinite |
| Answer» B. An open | |
| 4. |
An ideal voltmeter functions as __________ circuit. |
| A. | A short |
| B. | An open |
| C. | A power |
| D. | An infinite |
| Answer» C. A power | |
| 5. |
A 25mv, 2mA d Arsonval movement is to be used in voltmeter whose full scale reading is 100v. The resistance inserted by 100v meter into circuit is ___________ |
| A. | 1 * 10<sup>5</sup> |
| B. | 1 * 10<sup>6</sup> |
| C. | 1 * 10<sup>4</sup> |
| D. | 1 * 10<sup>3</sup> |
| Answer» B. 1 * 10<sup>6</sup> | |
| 6. |
A 20mv, 1mA d Arsonval movement is used in an ammeter whose full-scale reading is 10 mA. Determine RA. |
| A. | 2.222 |
| B. | 6.667 |
| C. | 5.92 |
| D. | 3.333 |
| Answer» B. 6.667 | |