Current Electricity The resistance of a copper wire 200 m long is 21 ω. If its thickness (diameter) is 0.44 mm, its specific resistance is around 1.2 x 10-8 ω-m 1.4 x 10-8 ω-m 1.8 x 10-8 ω-m 1.6 x 10-8 ω-m 1.2 x 10-8 ω-m 1.4 x 10-8 ω-m 1.8 x 10-8 ω-m 1.6 x 10-8 ω-m ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A current of 16 amperes divides between two branches in parallel of resistances 8 ohms and 12 ohms respectively. The current in each branch is 4.6 A, 9.6 A 6.4 A, 6.9 A 6.4 A, 9.6 A 4.6 A, 6.9 A 4.6 A, 9.6 A 6.4 A, 6.9 A 6.4 A, 9.6 A 4.6 A, 6.9 A ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Conductivity is the reciprocal of Current density Resistance Resistivity None of the listed here Current density Resistance Resistivity None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Whether circuit may be AC. or D.C. one, following is most effective in reducing the magnitude of the current. Capacitor Inductor Resistor Reactor Capacitor Inductor Resistor Reactor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open The other two bulbs will light All three bulbs will light Rest of the two bulbs will not light There will be heavy current in the main line The other two bulbs will light All three bulbs will light Rest of the two bulbs will not light There will be heavy current in the main line ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Voltage dependent resistors are usually made from Nichrome Graphite Charcoal Silicon carbide Nichrome Graphite Charcoal Silicon carbide ANSWER DOWNLOAD EXAMIANS APP
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