Current Electricity The thickness of insulation provided on the conductor depends on None of the listed here The magnitude of current flowing through it Both magnitude of voltage and current The magnitude of voltage on the conductor None of the listed here The magnitude of current flowing through it Both magnitude of voltage and current The magnitude of voltage on the conductor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity When current flows through heater coil it glows but supply wiring does not glow because Current through supply line flows at slower speed Supply wires are made of superior material Resistance of heater coil is more than the supply wires Supply wiring is covered with insulation layer Current through supply line flows at slower speed Supply wires are made of superior material Resistance of heater coil is more than the supply wires Supply wiring is covered with insulation layer ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two lamps 100 W and 40 W are connected in series across 230 V (alternating). Which of the following statement is correct? 40 W lamp will fuse Both lamps will glow equally bright 40 W lamp will glow brighter 100 W lamp will glow brighter 40 W lamp will fuse Both lamps will glow equally bright 40 W lamp will glow brighter 100 W lamp will glow brighter ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of a carbon filament lamp _______ as the applied voltage increases. Remains same Increases Decreases None of the listed here Remains same Increases Decreases None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The filament of electrical bulb is made of Steel Aluminium Nickel Tungsten Steel Aluminium Nickel Tungsten ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The specific resistance of a metallic conductor ______ with rise in temperature. Increases Remains unchanged None of the listed here Decreases Increases Remains unchanged None of the listed here Decreases ANSWER DOWNLOAD EXAMIANS APP
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