Electric Circuits A capacitor having a capacitance of 40 μF is connected across 250 V DC source. The charging current will be least when capacitor is almost 25% charged. when capacitor is fully charged. when capacitor is half charged. initially. when capacitor is almost 25% charged. when capacitor is fully charged. when capacitor is half charged. initially. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A ceramic and a mica capacitor have the same physical dimension. Which has the higher value of capacitance? Ceramic capacitor. It is impossible to conclude on the basis of information supplied. Mica capacitor. Both have identical value of capacitor. Ceramic capacitor. It is impossible to conclude on the basis of information supplied. Mica capacitor. Both have identical value of capacitor. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If two point charges are denoted by + Q and - Q and distance between this charges is d, then the dipole moment P equal to Q × d. Q / d2. Q2 × d. Q2 / d. Q × d. Q / d2. Q2 × d. Q2 / d. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Active element of electrical circuit is voltage source. both of them. none of above. current source. voltage source. both of them. none of above. current source. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series RLC circuit, voltage across resistor, inductor and capacitor are 5V, 2V and 2V respectively. Find total voltage? 5V 9V 4V 2V 5V 9V 4V 2V ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The ratio of electric flux density to electric field intensity is called ......... of medium permittivity permeability reluctance capacitance permittivity permeability reluctance capacitance ANSWER DOWNLOAD EXAMIANS APP
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