Electric Circuits The value of unity impulse function at time (t) = 0 is 1. infinite. indeterminate. 0. 1. infinite. indeterminate. 0. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacitive reactance of an electric circuit is 50 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance? 50 Ohms. 200 Ohms. 100 Ohms. 25 Ohms. 50 Ohms. 200 Ohms. 100 Ohms. 25 Ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When AC flows through a pure capacitance then the current is in phase with emf. leads the emf by 90o. leads the emf by - 90o. lags the emf by 90o. is in phase with emf. leads the emf by 90o. leads the emf by - 90o. lags the emf by 90o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the real power in AC operation? VIcosφ. Both option A and B. None of these. Apperant power × cosφ. VIcosφ. Both option A and B. None of these. Apperant power × cosφ. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For ideal tank circuit what is the value of dynamic impedance? Both ∞ 0 None of these Both ∞ 0 None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The unit of resistivity is Ω / m². Ω - metre. Ω / metre. Ω. Ω / m². Ω - metre. Ω / metre. Ω. ANSWER DOWNLOAD EXAMIANS APP
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