Electric Circuits If a function is shifted by 'T', then it is correctly represented as f (t) u (t). f (t-T) u (t). f (t) u (t-T). f (t-T) u (t-T). f (t) u (t). f (t-T) u (t). f (t) u (t-T). f (t-T) u (t-T). ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The equation for 25 cycles current sine wave having rms value of 30 amps, will be 42.4sin50πt. 30sin50πt. 30sin25πt. 42.4sin25πt. 42.4sin50πt. 30sin50πt. 30sin25πt. 42.4sin25πt. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Under resonance condition the power factor of a system is leading lagging unity any of the above leading lagging unity any of the above ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In delta connected circuit when one resistor is open, then power will be reduced by the factor of 3. increased by factor of 3. 0. remain unchanged. reduced by the factor of 3. increased by factor of 3. 0. remain unchanged. 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 ± 5.55 Ω. 111 ± 7.23 Ω. 111 ± 0 Ω. 111 ± 2.77 Ω. 111 ± 5.55 Ω. 111 ± 7.23 Ω. 111 ± 0 Ω. 111 ± 2.77 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Phase voltages of a star connected alternator are ER = 240∠0o V, EY = 240∠-120o V and EB = 240∠ + 120o V. What is the phase sequence of the system? RYB. YBR. RBY. BYR. RYB. YBR. RBY. BYR. ANSWER DOWNLOAD EXAMIANS APP
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