Electric Circuits Resistance of which material does not change with change in temperature? Platinum. Tungsten. Metal alloys constantan and manganin. Brass. Platinum. Tungsten. Metal alloys constantan and manganin. Brass. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The maximum value of a current wave is 2A. If the form factor of a current wave is 1.5 and the peak factor is 2.7, find the rms value in Amperes. 1.57 A. 0.741 A. 0.494 A. 1.414 A. 1.57 A. 0.741 A. 0.494 A. 1.414 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A particular current is made up of two component : a 10 A and a sine wave of peak value 14.14 A. The average value of current is 24.14 A. 10 A. 14.14 A. zero. 24.14 A. 10 A. 14.14 A. zero. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 230V, 50Hz voltage is applied to a coil having L = 5H and R = 2 Ohm in series with capacitance C. When the voltage across the coil is 400V, find the value of C? 4.78 µF. 8.51 µF. 10.54 µF. 1.8 µF. 4.78 µF. 8.51 µF. 10.54 µF. 1.8 µF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The equation for 25 cycles current sine wave having rms value of 30 amps, will be 42.4sin50πt. 42.4sin25πt. 30sin50πt. 30sin25πt. 42.4sin50πt. 42.4sin25πt. 30sin50πt. 30sin25πt. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the figure, the potential difference between points P and Q is - 6 V. 10 V. 12 V. 6 V. - 6 V. 10 V. 12 V. 6 V. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS