Current Electricity Which method can be used for absolute measurement of resistances? Wheastone bridge method Releigh method Ohm's law method Lorentz method Wheastone bridge method Releigh method Ohm's law method Lorentz method ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the number of valence electrons of an atoms is less than 4,the substance is usually A conductor None of the listed here A semiconductor An insulator A conductor None of the listed here A semiconductor An insulator ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A field of force can exist only between Two metal particles Two ions Two atoms Two molecules Two metal particles Two ions Two atoms Two molecules ANSWER DOWNLOAD EXAMIANS APP
Current Electricity When current flows through heater coil it glows but supply wiring does not glow because Current through supply line flows at slower speed Supply wires are made of superior material Supply wiring is covered with insulation layer Resistance of heater coil is more than the supply wires Current through supply line flows at slower speed Supply wires are made of superior material Supply wiring is covered with insulation layer Resistance of heater coil is more than the supply wires ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A closed switch has a resistance of Zero Infinity About 500 ohms About 50 ohms Zero Infinity About 500 ohms About 50 ohms ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If a wire conductor of 0.2 ohm resistance is doubled in length, its resistance becomes 1.0 ohm 0.8 ohm 0.6 ohm 0.4 ohm 1.0 ohm 0.8 ohm 0.6 ohm 0.4 ohm ANSWER DOWNLOAD EXAMIANS APP
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