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? None of them. 32 pF. 36.6 pF. 30 pF. None of them. 32 pF. 36.6 pF. 30 pF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits i) In star connection line current is equal to phase current. ii) In delta connection line voltage is equal to phase voltage. For a given phase connected to the particular line which of the statement is true ? Both (1) and (2). None of these. Only (2). Only (1). Both (1) and (2). None of these. Only (2). Only (1). ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Absolute permittivity of dielectric medium is represented as εr εr/ε0 ε0 εrε0 εr εr/ε0 ε0 εrε0 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two resistances R1 and R2 give combined resistances 4.5 Ω and 1 Ω when they are connected in series and parallel respectively. What would be the values of these resistances? 6 Ω and 9 Ω. 3 Ω and 6 Ω. 3 Ω and 9 Ω. 1.5 Ω and 3 Ω. 6 Ω and 9 Ω. 3 Ω and 6 Ω. 3 Ω and 9 Ω. 1.5 Ω and 3 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Consider the following circuit : Switch is closed at t = 0 Find i(0 +) V / {R + (sL + 1 / Cs)}. V/R. (V*L) / (R*C) 0. V / {R + (sL + 1 / Cs)}. V/R. (V*L) / (R*C) 0. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In given figure, the value of resistance R in Ω is 4.5 Ω 2.5 Ω 1 Ω 3.5 Ω 4.5 Ω 2.5 Ω 1 Ω 3.5 Ω ANSWER DOWNLOAD EXAMIANS APP