Electric Circuits The rms value of the voltage U(t)= 3 + 4cos(3t) {3 + 2(1.141)} V. 7 V. 5 V. 4.123 V. {3 + 2(1.141)} V. 7 V. 5 V. 4.123 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Instantaneous power in inductor is proportional to the square of instantaneous current. product of the instantaneous current and rate of change of current. temperature of the inductor. square of the rate of change of current. square of instantaneous current. product of the instantaneous current and rate of change of current. temperature of the inductor. square of the rate of change of current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor that stores charge of 0.5 C at 10 V has a capacitance of _____________ farad. 20. 5. 0.05. 10. 20. 5. 0.05. 10. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The voltage induced in an inductor is represented as, product of its inductance and current through it. ratio of its inductance to current through it. product of its inductance and rate of change of current through it. ratio of current through it to its inductance. product of its inductance and current through it. ratio of its inductance to current through it. product of its inductance and rate of change of current through it. ratio of current through it to its inductance. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is form factor? Instantaneous value / Average value. Average value / R.M.S. value. R.M.S. value / Average value. Average value / Peak value. Instantaneous value / Average value. Average value / R.M.S. value. R.M.S. value / Average value. Average value / Peak value. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In direct arc furnace which of following is of high value? Power factor. Current. All of above. Voltage. Power factor. Current. All of above. Voltage. ANSWER DOWNLOAD EXAMIANS APP
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