Electric Circuits The resistance of 100 W, 200 V lamp is 200 Ω. 1600 Ω. 800 Ω. 400 Ω. 200 Ω. 1600 Ω. 800 Ω. 400 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of sine wave is 100 A. Its peak value is 150 A. 141.4 A. 282.8 A. 70.7 A. 150 A. 141.4 A. 282.8 A. 70.7 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which variety of copper has the best mechanical strength ? Soft copper. Annealed copper. Cast copper. Hard drawn copper. Soft copper. Annealed copper. Cast copper. Hard drawn copper. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 3 wire, 3 - φ supply feeds a load consisting of three equal resistors. By how much is the load reduced if one of the resistors be removed when the load is in star? 25 % of the original load. 33.33 % of the original load. 50 % of the original load. 66.66 % of the original load. 25 % of the original load. 33.33 % of the original load. 50 % of the original load. 66.66 % of the original load. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What are the points to be mentioned in specifying main switches? Voltage grade. None of these. Current rating. Both A and B. Voltage grade. None of these. Current rating. Both A and B. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A balanced delta connected load has an impedance of 9∠30o Ω per phase. What is the impedance per phase of its equivalent star? 3∠30o Ω. 30∠30o Ω. 27∠30o Ω None of these 3∠30o Ω. 30∠30o Ω. 27∠30o Ω None of these ANSWER DOWNLOAD EXAMIANS APP