Current Electricity Which of the following is the best conductor of electricity? Zinc Copper Silver Gold Zinc Copper Silver Gold ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A copper wire has a resistance of 10 Ω. It is stretched by one-tenth of its original length. Then its resistance will be 9 Ω 11 Ω 10 Ω 12.1 Ω 9 Ω 11 Ω 10 Ω 12.1 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Sparking occurs when a load is switched off because the circuit has high Resistance Capacitance Inductance Impedance Resistance Capacitance Inductance Impedance 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 A resistance having rating 10 ohms , 10 W is likely to be a Variable resistor Carbon resistor Metallic resistor Wire wound resistor Variable resistor Carbon resistor Metallic resistor Wire wound resistor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following quantities remain the same in all parts of a series circuit? Voltage Resistance Current Power Voltage Resistance Current Power ANSWER DOWNLOAD EXAMIANS APP
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