Electric Circuits What is called a cycle in case of AC operation ? When ac completes the (+)ve half, is called a cycle. When ac goes through a complete (+)ve to (-)ve, is called a cycle. Option A and C both. When an alternating quantity completes the (–)ve cycle, is called a cycle. When ac completes the (+)ve half, is called a cycle. When ac goes through a complete (+)ve to (-)ve, is called a cycle. Option A and C both. When an alternating quantity completes the (–)ve cycle, is called a cycle. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A variable capacitance is one whose capacitance changes with time. changes with voltage. changes with temperature. can be changed manually or by mechanical force. changes with time. changes with voltage. changes with temperature. can be changed manually or by mechanical force. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The instantaneous values of line current into a delta connected load in any two lines are + 2.5 amps and - 1.25 amps the current in the third line at the instant is ___________ A. 1 2.5 10 - 1.25 1 2.5 10 - 1.25 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Final value theorem is not applicable for which of the following? Both 2 and 3 marginally stable systems unstable systems stable systems Both 2 and 3 marginally stable systems unstable systems stable systems ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits At which of the following frequency voltage across capacitor has maximum value for series circuit ? Equal to resonance frequency Zero frequency Greater than resonance frequency Less than resonance frequency Equal to resonance frequency Zero frequency Greater than resonance frequency Less than resonance frequency ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A constant current source supplies a electric current of 300 mA to a load of 1 KΩ. When the load changed to 100 Ω, the load current will be 100 mA. 30 mA. 300 mA. 3 A. 100 mA. 30 mA. 300 mA. 3 A. ANSWER DOWNLOAD EXAMIANS APP
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