Electrical Engineering : Circuits And Circuit Theory QUESTIONS AND ANSWERS :: part1 : 21 to 25
Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
21.For a sine wave with peak value Imax the r.m.s. value is |
| 0.5 Imax |
| 0.707 |
| 0.9 |
| 1.414 Lmax |
22.For a frequency of 200 Hz, the time period will be |
| 0.05 s |
| 0.005 s |
| 0.0005 s |
| 0.5 s |
23.The form factor is the ratio of |
| peak value to r.m.s. value |
| r.m.s. value to average value |
| average value to r.m.s. value |
| none of the above |
24.The reactance offered by a capacitor to alternating current of frequency 50 Hz is 20 Q. If frequency is increased to 100 Hz, reactance becomes_____ohms. |
| 2.5 |
| 5 |
| 10 |
| 15 |
More Circuits And Circuit Theory QUESTIONS AND ANSWERS available in next pages
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