Electrical Engineering : Magnetic Circuit QUESTIONS AND ANSWERS :: part1 : 1 to 5
Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
1.The initial rate of rise of current through a coil of inductance 10 H when suddenly connected to a D.C. supply of 200 V is_______Vs |
| 50 |
| 20 |
| 0.05 |
| 500 |
2.The unit of reluctance is |
| metre/henry |
| henry/metre |
| henry |
| 1/henry |
3.Those magnetic materials are best suited for making armature and transformer cores which have____permeability and_______hystersis loss. |
| high, high |
| low, high |
| high, low |
| low, low |
4.While comparing magnetic and electric circuits, the flux of magnetic circuit is compared with which parameter of electrical circuit ? |
| E.m.f. |
| Current |
| Current density |
| Conductivity |
5.Those materials are well suited for making permanent magnets which have______retentivity and _______coercivity. |
| low, high |
| high, high |
| high, low |
| low, low |
More Magnetic Circuit QUESTIONS AND ANSWERS available in next pages
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