Electric Circuits Which of following materials has the least resistivity ? Mercury. Lead. Copper. Zinc. Mercury. Lead. Copper. Zinc. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor carries a charge of 0.3 C at 20 V. Its capacitance is 1.5 F. 1.5 μF. 15 μF. 0.015 F. 1.5 F. 1.5 μF. 15 μF. 0.015 F. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following may be the value of resistivity of copper at absolute zero in ohm-metre? 3.12. 1.56. 0.020. 6.24. 3.12. 1.56. 0.020. 6.24. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A wire of resistance R has it length and cross - section both doubled. Its resistance will become R. 0.5R. 4R. 2R. R. 0.5R. 4R. 2R. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a capacitors of capacitance 100 μF is connected across a voltage source of 10 V, then what will be the energy stored in that capacitor? 5 × 10 - 3 Joule. 10 × 10 6 Joule. 10 × 10 - 3 Joule. 5 × 10 - 2 Joule. 5 × 10 - 3 Joule. 10 × 10 6 Joule. 10 × 10 - 3 Joule. 5 × 10 - 2 Joule. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following are typical resistance and power-dissipation values for a carbon-composition resistor? 5000 ohms, 100W. 10 ohm, 50 W. 10000 ohms, 10 W. 1000000 ohms, 1 W. 5000 ohms, 100W. 10 ohm, 50 W. 10000 ohms, 10 W. 1000000 ohms, 1 W. ANSWER DOWNLOAD EXAMIANS APP
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