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? 20 microfarad. 8 microfarad. 3.2 microfarad. 1 microfarad. 20 microfarad. 8 microfarad. 3.2 microfarad. 1 microfarad. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Among the options which metal has the highest electrical conductivity? Stranded aluminium. Steel. Aluminium. Copper. Stranded aluminium. Steel. Aluminium. Copper. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Bulb in street lighting are connected in parallel. series. series parallel. end of end. parallel. series. series parallel. end of end. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An alternating voltage = 140 sinθ is supplied to a device which offers a resistance of 20 Ω in forward direction of current in reverse direction. Calculate the form factor. 1.11. 1.414. 0.318. 0.57. 1.11. 1.414. 0.318. 0.57. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The switch S is the circuit shown in figure is ideal. If the switch is repeatedly closed for 1 ms and opened for 1 ms, the average value of i(t) is 1 mA. 0.35 mA. 0.25 mA. 0.5 mA. 1 mA. 0.35 mA. 0.25 mA. 0.5 mA. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Time constant is the time taken for response to rise -------of maximum value? 63.2% 90% 100% 68.3% 63.2% 90% 100% 68.3% ANSWER DOWNLOAD EXAMIANS APP
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