Electrical Engineering : Electrostatics QUESTIONS AND ANSWERS :: part5 : 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.The capacitance C is charged through a resistance R. The time constant of the charging circuit is given by |
| CIR |
| 1/RC |
| RC |
| RIC |
22.Dielectric strength of medium |
| increases with rise in temperature |
| increases with moisture content |
| is same for all insulating materials |
| none of the above |
23.The capacitance between two plates increases with |
| shorter plate area and higher ap�plied voltage |
| shorter plate area and shorter dis�tance between them |
| larger plate area, longer distance between plates and higher,applied voltage |
| larger plate area and shorter distance between plates |
24.The ohmmeter reading for a short circuited capacitor is |
| infinity |
| few kilo ohms |
| few megaahms |
| zero |
25.A potential of 400 V is applied to a capacitor, the plates of which are 4 mm apart. The strength of electric field is |
| 100 kV/m |
| 10 kV/m |
| 5 kV/m |
| 2 kV/m |
More Electrostatics QUESTIONS AND ANSWERS available in next pages
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