Electric Circuits When AC flows through a pure capacitance then the current is in phase with emf. lags the emf by 90o. leads the emf by - 90o. leads the emf by 90o. is in phase with emf. lags the emf by 90o. leads the emf by - 90o. leads the emf by 90o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three resistances of two ohms each are connected in star. In the equivalent delta representation each resistance will have a value of _______________ Ω. 3.4. 0.6. 6. 5.2. 3.4. 0.6. 6. 5.2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A rectangular magnet of magnetic moment M is cut into two pieces of same length. The magnetic moment of each piece will be M / 2. 2 M. M / L. M. M / 2. 2 M. M / L. M. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits R1 = 36 Ω and R2 = 75 Ω, each having tolerance of ±5% are connected in series. The value of resultant resistance is 111 ± 7.23 Ω. 111 ± 0 Ω. 111 ± 5.55 Ω. 111 ± 2.77 Ω. 111 ± 7.23 Ω. 111 ± 0 Ω. 111 ± 5.55 Ω. 111 ± 2.77 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which variety of copper has the best mechanical strength ? Annealed copper. Hard drawn copper. Cast copper. Soft copper. Annealed copper. Hard drawn copper. Cast copper. Soft copper. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series R, L circuit power factor can be defined as R/Z Vr/V P/S All of these R/Z Vr/V P/S All of these ANSWER DOWNLOAD EXAMIANS APP