Electric Circuits Two electric bulbs have transparent filament of same thickness. It one of them gives 60 W and other gives 100 W, then- 60 W lamp filament has shorter length. 60 W and 100 W lamp filament have equal length. 100 W lamp filament has longer length. 60 W lamp filament has longer length. 60 W lamp filament has shorter length. 60 W and 100 W lamp filament have equal length. 100 W lamp filament has longer length. 60 W lamp filament has longer length. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An ac voltage source v = vo sinωt is connected across a parallel plate capacitor C. If the conductor current is ic and the displacement current is id, then which is true among following relation ic < id. ic = id. ic + id = 0. ic > id. ic < id. ic = id. ic + id = 0. ic > id. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A pole of driving point impedance is zero voltage for a finite value of driving voltage. zero current for a finite value of driving voltage. zero current for a finite value of driving current. zero voltage for a finite value of driving current. zero voltage for a finite value of driving voltage. zero current for a finite value of driving voltage. zero current for a finite value of driving current. zero voltage for a finite value of driving current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RLC parallel circuit if current through capacitor and inductor is equal. Then What is the power factor? zero leading unity lagging zero leading unity lagging ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Four resistances 80 Ohm, 50 Ohm, 25 Ohm and R are connected in parallel. Current through 25 Ohm resistance is 4A. Total current of supply is 10A. The value of R will be 36.36. 76.66. 66.66. 40.25. 36.36. 76.66. 66.66. 40.25. 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
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