Current Electricity The filament of electrical bulb is made of Tungsten Nickel Steel Aluminium Tungsten Nickel Steel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the number of valence electrons of an atoms is less than 4,the substance is usually A semiconductor None of the listed here An insulator A conductor A semiconductor None of the listed here An insulator A conductor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A resistance having rating 10 ohms , 10 W is likely to be a Metallic resistor Wire wound resistor Variable resistor Carbon resistor Metallic resistor Wire wound resistor Variable resistor Carbon resistor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Sparking occurs when a load is switched off because the circuit has high Resistance Impedance Inductance Capacitance Resistance Impedance Inductance Capacitance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following statement is true both for a series and a parallel D.C. circuit? Currents are additive Voltages are additive Elements have individual currents Power are additive Currents are additive Voltages are additive Elements have individual currents Power are additive ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Voltage dependent resistors are used As current stabilizers For inductive circuits As heating elements To suppress surges As current stabilizers For inductive circuits As heating elements To suppress surges ANSWER DOWNLOAD EXAMIANS APP