Electric Circuits A ceramic and a mica capacitor have the same physical dimension. Which has the higher value of capacitance? Ceramic capacitor. Both have identical value of capacitor. It is impossible to conclude on the basis of information supplied. Mica capacitor. Ceramic capacitor. Both have identical value of capacitor. It is impossible to conclude on the basis of information supplied. Mica capacitor. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following has least resistivity? Aluminium. Lead. Copper. Mercury. Aluminium. Lead. Copper. Mercury. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An ideal constant voltage source has _______________ internal impedance whereas a constant current source has ____________ internal impedance. zero, zero zero, infinite infinite, zero infinite, infinite zero, zero zero, infinite infinite, zero infinite, infinite ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is meant by the rate of flow of an electric charge? Electric potential. None of these Electric resistance. Electric current. Electric potential. None of these Electric resistance. Electric current. 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. 20 microfarad. 8 microfarad. 1 microfarad. 3.2 microfarad. 20 microfarad. 8 microfarad. 1 microfarad. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An AC voltage of 200 V at 50 Hz is applied to a coil which draws 5 A and dissipates 1000 W. The resistance and impedance of the coil respectively are 40 Ω and 40 Ω. 40 Ω and 200 Ω. 50 Ω and 200 Ω. 25 Ω and 5 Ω. 40 Ω and 40 Ω. 40 Ω and 200 Ω. 50 Ω and 200 Ω. 25 Ω and 5 Ω. ANSWER DOWNLOAD EXAMIANS APP
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