Current Electricity Ohm's law is not applicable to Dc circuits Semi-conductors High currents Small resistors Dc circuits Semi-conductors High currents Small resistors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Whether circuit may be AC. or D.C. one, following is most effective in reducing the magnitude of the current. Inductor Resistor Reactor Capacitor Inductor Resistor Reactor Capacitor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity When one lag of parallel circuit is opened out the total current will Increases Decreases Become zero None of the listed here Increases Decreases Become zero None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following materials has the least resistivity ? Zinc Copper Mercury Lead Zinc Copper Mercury Lead ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two lamps 100 W and 40 W are connected in series across 230 V. Which of the following statement is correct? 40 W lamp will fuse 100 W lamp will glow brighter 40 W lamp will glow brighter Both lamps will glow equally bright 40 W lamp will fuse 100 W lamp will glow brighter 40 W lamp will glow brighter Both lamps will glow equally bright ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of a tungsten lamp _____ as applied voltage increases. Increases Remains same Decreases None of the listed here Increases Remains same Decreases None of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS