Electric Circuits Air gap flux density is of the order of 0.85 - 0.9 T. 0.75 - 0.8 T. 0.35 - 0.5 T. 0.65 - 0.9 T. 0.85 - 0.9 T. 0.75 - 0.8 T. 0.35 - 0.5 T. 0.65 - 0.9 T. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What will be the capacitance when distance between the 2 plates of a condenser of capacitance 8 micro farad is reduced from 10 mm to 4 mm? 3.2 microfarad. 1 microfarad. 20 microfarad. 8 microfarad. 3.2 microfarad. 1 microfarad. 20 microfarad. 8 microfarad. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor has a capacitance of 6 μF. Calculate the stored energy in it if a DC voltage of 100 V, is applied across it? 4 × 102 joules. 2.5 × 102 joules. 3 × 102 joules. 6 × 102 joules. 4 × 102 joules. 2.5 × 102 joules. 3 × 102 joules. 6 × 102 joules. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor is connected across the voltage source and the frequency of voltage and current wave form is 50Hz, then what is frequency of instantaneous power 150 Hz. 100 Hz. 0 Hz. 50 Hz. 150 Hz. 100 Hz. 0 Hz. 50 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In given figure, the value of resistance R in Ω is 4.5 Ω 3.5 Ω 2.5 Ω 1 Ω 4.5 Ω 3.5 Ω 2.5 Ω 1 Ω ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If emf in a given circuit is given by e = 100 sinω0t, then maximum value of voltage and frequency will be 100√2 V, 100 Hz. 50√2 V, 100 Hz. 100 V, 100 Hz. 100 V, 50 Hz. 100√2 V, 100 Hz. 50√2 V, 100 Hz. 100 V, 100 Hz. 100 V, 50 Hz. ANSWER DOWNLOAD EXAMIANS APP