Electric Circuits Which of the following may be the value of resistivity of copper at absolute zero in ohm-metre? 3.12. 0.020. 6.24. 1.56. 3.12. 0.020. 6.24. 1.56. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following lamp has least resistance ? 200 W, 220 V. 60 W, 220 V. 25 W, 220 V. 100 W, 220 V. 200 W, 220 V. 60 W, 220 V. 25 W, 220 V. 100 W, 220 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Electric field intensity ( E ) at any point in an electric field is equal to potential gradient. ( potential gradient )1/3. ( potential gradient )1/2. ( potential gradient )2. potential gradient. ( potential gradient )1/3. ( potential gradient )1/2. ( potential gradient )2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across L is 45.5 V. 50.5 V. 31.9 V. 39.1 V. 45.5 V. 50.5 V. 31.9 V. 39.1 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following has no units? Magnetic susceptibility Permittivity Moment of a magnet Permeability Magnetic susceptibility Permittivity Moment of a magnet Permeability ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The power dissipated in a pure capacitor is both (B) and (C) above. zero. proportional to applied voltage. proportional to the value of capacitance. both (B) and (C) above. zero. proportional to applied voltage. proportional to the value of capacitance. ANSWER DOWNLOAD EXAMIANS APP
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