Electric Circuits A star connected load has three equal impedance each of (40 + j30) Ω If the line current is 5 A then value of line voltage is 250 / √3 V. 250 √3 V. 200 V. 250 V. 250 / √3 V. 250 √3 V. 200 V. 250 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a capacitors of capacitance 100 μF is connected across a voltage source of 10 V, then what will be the energy stored in that capacitor? 5 × 10 - 2 Joule. 5 × 10 - 3 Joule. 10 × 10 6 Joule. 10 × 10 - 3 Joule. 5 × 10 - 2 Joule. 5 × 10 - 3 Joule. 10 × 10 6 Joule. 10 × 10 - 3 Joule. 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? BYR. RBY. RYB. YBR. BYR. RBY. RYB. YBR. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is called the instantaneous value of an alternating current? The value of peak current at any instant. The value of peak quantity at any instant. The value of alternating frequency at any instant. The value of alternating quantity at any instant. The value of peak current at any instant. The value of peak quantity at any instant. The value of alternating frequency at any instant. The value of alternating quantity at any instant. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The unit of resistivity is Ω / metre. Ω. Ω / m². Ω - metre. Ω / metre. Ω. Ω / m². Ω - metre. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Silver coating is provided for decorative purpose. bearing surfaces. all of above. protective purpose. decorative purpose. bearing surfaces. all of above. protective purpose. ANSWER DOWNLOAD EXAMIANS APP
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