Electric Circuits A parallel plate capacitor contain there dielectric layers of 1, 2 and 3 respectively and thickness of dielectric layers are 0.2 mm, 0.3 mm and 0.4 mm respectively. If area of plate is 20 cm2. What is the value of capacitance? 36.6 pF. 30 pF. 32 pF. None of them. 36.6 pF. 30 pF. 32 pF. None of them. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor and a capacitor are connected to form series R - C circuit across a voltage source. If frequency of voltage source increases the current decreases abruptly. the current remain unaltered. the current increases. the current decreases. the current decreases abruptly. the current remain unaltered. the current increases. the current decreases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Consider the following circuit : Switch is closed at t = 0 Find i(0 +) V/R. V / {R + (sL + 1 / Cs)}. (V*L) / (R*C) 0. V/R. V / {R + (sL + 1 / Cs)}. (V*L) / (R*C) 0. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Highest current density is usually recommended for bronze plating. tin plating. cadmium plating. chromium plating. bronze plating. tin plating. cadmium plating. chromium plating. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 100 μF capacitor supplied from 3 V source with a frequency of 50 Hz. The capacitive reactance is 15.92 Ω. 63.68 Ω. 7.96 Ω. 31.84 Ω. 15.92 Ω. 63.68 Ω. 7.96 Ω. 31.84 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits How many coulombs of charge flow through a circuit carrying a current of 10 A in 1 minute? 600 10 60 1200 600 10 60 1200 ANSWER DOWNLOAD EXAMIANS APP