Electric Circuits The capacitive reactance of an electric circuit is 50 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance? 25 Ohms. 50 Ohms. 200 Ohms. 100 Ohms. 25 Ohms. 50 Ohms. 200 Ohms. 100 Ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Kirchhoff’s voltage law is used for nodal analysis. representing a current source. loop analysis. finding equivalent resistance. nodal analysis. representing a current source. loop analysis. finding equivalent resistance. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits At which of the following frequency voltage across capacitor has maximum value for series circuit ? Greater than resonance frequency Zero frequency Less than resonance frequency Equal to resonance frequency Greater than resonance frequency Zero frequency Less than resonance frequency Equal to resonance frequency ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An electrical motor has rating of 10 MVA at 0.8 lag, represented as series RL circuit at a 50 MVA base. Find the impedance value? (3 + j4) pu (4 + j3) pu (4 + j2 ) pu (2 + j4) pu (3 + j4) pu (4 + j3) pu (4 + j2 ) pu (2 + j4) pu ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When we use super node technique ideal voltage source is connected between non reference node and reference. ideal voltage source is connected between two non reference nodes. current source branch is common for two meshes. All of these ideal voltage source is connected between non reference node and reference. ideal voltage source is connected between two non reference nodes. current source branch is common for two meshes. All of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A coil with negligible resistance has 50 V across it with 10 mA. The inductive reactance is 50 ohms. 500 ohms. 1000 ohms. 5000 ohms. 50 ohms. 500 ohms. 1000 ohms. 5000 ohms. ANSWER DOWNLOAD EXAMIANS APP
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