Electric Circuits The resistance of a conductor of diameter d and length l is R Ω. If the diameter of the conductor is halved and its length is doubled, the resistance will be 4R Ω R Ω 2R Ω 8R Ω 4R Ω R Ω 2R Ω 8R Ω ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is form factor? Average value / R.M.S. value. Average value / Peak value. R.M.S. value / Average value. Instantaneous value / Average value. Average value / R.M.S. value. Average value / Peak value. R.M.S. value / Average value. Instantaneous value / Average value. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In ideal system coefficient of coupling(k) is Both 2 and 3 ∞ 0 1 Both 2 and 3 ∞ 0 1 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of the voltage U(t)= 3 + 4cos(3t) 7 V. {3 + 2(1.141)} V. 4.123 V. 5 V. 7 V. {3 + 2(1.141)} V. 4.123 V. 5 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the followings is the expression for energy stored in a capacitor? Cv. C / v. C dv / dt. (1 / 2) Cv2. Cv. C / v. C dv / dt. (1 / 2) Cv2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A delta connection contains three equal impedance of 60 Ω. The impedance of the equivalent star connection for each star load will be 40 Ω. 20 Ω. 30 Ω. 15 Ω. 40 Ω. 20 Ω. 30 Ω. 15 Ω. ANSWER DOWNLOAD EXAMIANS APP
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