Electric Circuits Which of the followings is the expression for energy stored in a capacitor? C dv / dt. C / v. Cv. (1 / 2) Cv2. C dv / dt. C / v. Cv. (1 / 2) Cv2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the SI unit of electric current ? Ohm. Ampere. Faraday. None of these Ohm. Ampere. Faraday. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits 200 resistors of 200 Ω each are connected in parallel. Their equivalent resistance will be 400 Ω. 1 Ω. 4 kΩ. 200 Ω. 400 Ω. 1 Ω. 4 kΩ. 200 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The hot resistance of a tungsten lamp is about 10 times the cold resistance. Accordingly, cold resistance of a 100 W, 200 V lamp will be 40 Ω. 4 Ω. 400 Ω. 800 Ω. 40 Ω. 4 Ω. 400 Ω. 800 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following has no units? Permeability Magnetic susceptibility Permittivity Moment of a magnet Permeability Magnetic susceptibility Permittivity Moment of a magnet ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Coating generally recommended for hard surfacing is None of these copper plating. lead plating. chromium plating. None of these copper plating. lead plating. chromium plating. ANSWER DOWNLOAD EXAMIANS APP
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