Current Electricity Which of the following is the best material for making connecting wires? Manganin Constant Copper Nichrome Manganin Constant Copper Nichrome ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Sparking occurs when a load is switched off because the circuit has high Impedance Inductance Resistance Capacitance Impedance Inductance Resistance Capacitance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as 4 : 25 2 : 5 5 : 2 25 : 4 4 : 25 2 : 5 5 : 2 25 : 4 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If an electric current is passed through a nerve, the man Begins to laugh Becomes insensitive to pain Is excited Begins to weep Begins to laugh Becomes insensitive to pain Is excited Begins to weep ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Current velocity through a copper conductor is the same as propagation velocity of electric energy of the order of a few ^.s/m independent of current strength nearly 3 x 108 m/s the same as propagation velocity of electric energy of the order of a few ^.s/m independent of current strength nearly 3 x 108 m/s ANSWER DOWNLOAD EXAMIANS APP
Current Electricity When current flows through heater coil it glows but supply wiring does not glow because Supply wires are made of superior material Resistance of heater coil is more than the supply wires Current through supply line flows at slower speed Supply wiring is covered with insulation layer Supply wires are made of superior material Resistance of heater coil is more than the supply wires Current through supply line flows at slower speed Supply wiring is covered with insulation layer ANSWER DOWNLOAD EXAMIANS APP