Current Electricity The thickness of insulation provided on the conductor depends on The magnitude of current flowing through it The magnitude of voltage on the conductor None of the listed here Both magnitude of voltage and current The magnitude of current flowing through it The magnitude of voltage on the conductor None of the listed here Both magnitude of voltage and current ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The hot resistance of the bulb's filament is higher than its cold resistance because the temperature coefficient of the filament is Negative About 2 ohms per degree Zero Positive Negative About 2 ohms per degree Zero Positive ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following materials has the least resistivity ? Mercury Lead Copper Zinc Mercury Lead Copper Zinc ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electric current passing through the circuit produces Luminous effect Chemical effect Magnetic effect Thermal effect Luminous effect Chemical effect Magnetic effect Thermal effect ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The filament of electrical bulb is made of Tungsten Steel Aluminium Nickel Tungsten Steel Aluminium Nickel ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A wire having very high value of conductance is said to be Moderately good conductor Very good conductor None of the listed here Insulator Moderately good conductor Very good conductor None of the listed here Insulator ANSWER DOWNLOAD EXAMIANS APP
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