MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Electronic Devices and Circuits knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Q = 2000 VAR, pf = 0.9 (leading). The power in complex form is |
| A. | 4129.8 j2000 VA |
| B. | 2000 j4129.8 VA |
| C. | 2000 j41.29.8 VA |
| D. | 4129.8 j2000 VA |
| Answer» E. | |
| 2. |
P = 269 W, Q = 150 VAR (capacitive). The power in the complex form is |
| A. | 150 j269 VA |
| B. | 150 + j269 VA |
| C. | 269 j150 VA |
| D. | 269 + j150 VA |
| Answer» D. 269 + j150 VA | |
| 3. |
In a two element series circuit, the applied voltage and the resulting current are v(t) = 60 + 66 sin (1000t) V, i(t) = 2.3sin (1000t + 68.3) 3 A. The nature of the elements would be |
| A. | R C |
| B. | L C |
| C. | R L |
| D. | R R |
| Answer» B. L C | |