Electric Circuits Which of following capacitors preferred for high frequency circuits? Glass capacitor. Air capacitor. Electrolytic capacitor. Mica capacitor. Glass capacitor. Air capacitor. Electrolytic capacitor. Mica capacitor. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In which braking back emf exceeds supply voltage? None of these. Regenerative. Dynamic. Plugging. None of these. Regenerative. Dynamic. Plugging. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The energy required to charge a 10 μF capacitor to 100 V is 0.01 J. 0.05 J. 10 × 10-9 J. 5 × 10-9 J. 0.01 J. 0.05 J. 10 × 10-9 J. 5 × 10-9 J. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacitive reactance of an electric circuit is 50 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance? 100 Ohms. 200 Ohms. 50 Ohms. 25 Ohms. 100 Ohms. 200 Ohms. 50 Ohms. 25 Ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The internal resistance of a dry cell is of the order of 2 to 5 Ohm. 0.2 to 0.4 Ohm. 1 to 1.5 Ohm. 1 to 15 Ohm. 2 to 5 Ohm. 0.2 to 0.4 Ohm. 1 to 1.5 Ohm. 1 to 15 Ohm. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following may be value of resistivity of copper? 1.7 X 10 - 4. 1.7 X 10 - 6. 1.7 X 10 - 5. 1.7 X 10 - 3. 1.7 X 10 - 4. 1.7 X 10 - 6. 1.7 X 10 - 5. 1.7 X 10 - 3. ANSWER DOWNLOAD EXAMIANS APP
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