Electric Circuits A parallel plate capacitor with air as dielectric, force between plate is F. If capacitor is now immersed water of dielectric εr, force between plate will be – F εr. 0. F. εr/F. F εr. 0. F. εr/F. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If one cycle of AC waveform occurs every millisecond, the frequency will be 10 kHz. 100 Hz. 1000 Hz. 50 Hz. 10 kHz. 100 Hz. 1000 Hz. 50 Hz. 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. 6 × 102 joules. 3 × 102 joules. 4 × 102 joules. 2.5 × 102 joules. 6 × 102 joules. 3 × 102 joules. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For ideal tank circuit what is the value of dynamic impedance? 0 None of these Both ∞ 0 None of these Both ∞ ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 10Ω resistor is stretched to increase its length double. Its resistance will now be 5 Ω. 40 Ω. 20 Ω. 10 Ω. 5 Ω. 40 Ω. 20 Ω. 10 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Condition of symmetry in Z-parameter representation is Z11 = Z22. Z12 = Z22. Z11 = Z12. Z12 = Z21. Z11 = Z22. Z12 = Z22. Z11 = Z12. Z12 = Z21. ANSWER DOWNLOAD EXAMIANS APP