Electric Circuits The resistivity of semi-conductors at room temperatures is 1000 to 1500 ohm - cm. 109 to 1012 ohm - cm. 1.6 × 106 to 100 × 106 ohm - cm. 0.01 to 50 ohm - cm. 1000 to 1500 ohm - cm. 109 to 1012 ohm - cm. 1.6 × 106 to 100 × 106 ohm - cm. 0.01 to 50 ohm - cm. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is referred as the average value in AC opearation? Average of all values of an alternating quantity. Average of all values of an alternating quantity over a complete cycle. Average of all values of the (+)ve and (-)ve half. Average of all values of the phase sequences. Average of all values of an alternating quantity. Average of all values of an alternating quantity over a complete cycle. Average of all values of the (+)ve and (-)ve half. Average of all values of the phase sequences. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The greater the internal resistance of a cell the lesser the emf. the lesser the terminal voltage. the greater the emf. the greater the terminal voltage. the lesser the emf. the lesser the terminal voltage. the greater the emf. the greater the terminal voltage. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which field is associated with the capacitor? Magnetic. Electric. Both of (A) and (B). None of above. Magnetic. Electric. Both of (A) and (B). None of above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Constant K type HPF (high pass filter) having cut off frequency 12 KHz and nominal impedance Ro = 500 Ω Find shunt arm inductor L and series arm capacitance C for T and π section of HPF ? L = 3.316 mH, C = 132 μF. L = 0.0132 mH, C = 0.0132 μF. L = 3.316 mH, C = 0.0132 μF. None of these. L = 3.316 mH, C = 132 μF. L = 0.0132 mH, C = 0.0132 μF. L = 3.316 mH, C = 0.0132 μF. None of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two electric bulbs have transparent filament of same thickness. It one of them gives 60 W and other gives 100 W, then- 60 W lamp filament has shorter length. 60 W and 100 W lamp filament have equal length. 60 W lamp filament has longer length. 100 W lamp filament has longer length. 60 W lamp filament has shorter length. 60 W and 100 W lamp filament have equal length. 60 W lamp filament has longer length. 100 W lamp filament has longer length. ANSWER DOWNLOAD EXAMIANS APP