Electric Circuits Which of following materials has the least resistivity ? Mercury. Zinc. Copper. Lead. Mercury. Zinc. Copper. Lead. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The phase angle difference between current and voltage is 90o, the power will be zero. VI. minimum. maximum. zero. VI. minimum. maximum. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Twelve 6 Ω resistor used as edge to form a cube. The resistance between two diagonally opposite corner of the cube is 6 / 5 Ω. 6 Ω. 5 Ω. 5 / 6 Ω. 6 / 5 Ω. 6 Ω. 5 Ω. 5 / 6 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The frequency of EMF generated by a generator depends upon its both speed and number of poles. speed. nature of supply. number of poles. both speed and number of poles. speed. nature of supply. number of poles. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A circuit with resistor, inductor, capacitor in series is resonant of 50 Hz. If all the values are now doubled, the new resonant frequency is f0 / 4. f0 / 2. still f0. 2f0. f0 / 4. f0 / 2. still f0. 2f0. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What will be the rms value of rectangular wave with amplitude 10 V? 7.7 V. 11.2 V. 5√2 V. 10 V. 7.7 V. 11.2 V. 5√2 V. 10 V. ANSWER DOWNLOAD EXAMIANS APP