Electric Circuits If the dielectric of a capacitor is replaced by conducting material the capacitor will get heated up due to eddy currents. the capacitance value of the plate will decrease. the plate will get short circuited. the capacitor can store infinite charge. the capacitor will get heated up due to eddy currents. the capacitance value of the plate will decrease. the plate will get short circuited. the capacitor can store infinite charge. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Instantaneous power in inductor is proportional to the product of the instantaneous current and rate of change of current. square of the rate of change of current. temperature of the inductor. square of instantaneous current. product of the instantaneous current and rate of change of current. square of the rate of change of current. temperature of the inductor. square of instantaneous current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When a lossy capacitor with a dielectric of permittivity ε and conductivity σ operates at a frequency ω the loss tangent for the capacitor is given by ω ε/σ. σ ω ε. σ/ω ε. ω σ/ε. ω ε/σ. σ ω ε. σ/ω ε. ω σ/ε. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a series resonance circuit if bandwidth is 1 MHz and inductance is 1 mH, then what is the resistance value? 100 Ω 1 KΩ 1 Ω 1 MΩ 100 Ω 1 KΩ 1 Ω 1 MΩ ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When AC flows through a pure capacitance then the current leads the emf by - 90o. is in phase with emf. lags the emf by 90o. leads the emf by 90o. leads the emf by - 90o. is in phase with emf. lags the emf by 90o. leads the emf by 90o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following materials has highest electrical conductivity ? Silver. Copper. Steel. Aluminium. Silver. Copper. Steel. Aluminium. ANSWER DOWNLOAD EXAMIANS APP
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