Current Electricity If a wire conductor of 0.2 ohm resistance is doubled in length, its resistance becomes 0.4 ohm 1.0 ohm 0.6 ohm 0.8 ohm 0.4 ohm 1.0 ohm 0.6 ohm 0.8 ohm ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In which of the following substances the resistance decreases with increase in temperature? Silver Constantan Carbon Copper Silver Constantan Carbon Copper 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 Elements have individual currents Voltages are additive Power are additive Currents are additive Elements have individual currents Voltages are additive Power are additive ANSWER DOWNLOAD EXAMIANS APP
Current Electricity SI unit of power is Henry Watt Coulomb Watt-hour Henry Watt Coulomb Watt-hour ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Voltage dependent resistors are used As current stabilizers As heating elements For inductive circuits To suppress surges As current stabilizers As heating elements For inductive circuits To suppress surges ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An electrical lamp coonsumes 100 W of power. If the supply voltage is 220 V the energy consumed in 30 minutes is 5 kWh 0.005 kWh 5 kWh 0.05 kWh 5 kWh 0.005 kWh 5 kWh 0.05 kWh ANSWER DOWNLOAD EXAMIANS APP
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