Current Electricity If the number of valence electrons of an atoms is less than 4,the substance is usually An insulator None of the listed here A semiconductor A conductor An insulator None of the listed here A semiconductor A conductor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three identical resistors are first connected in parallel and then in series. The resultant resistance of the first combination to the second will be 9 times 1/3 times 3 times 1/9 times 9 times 1/3 times 3 times 1/9 times ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open All three bulbs will light The other two bulbs will light There will be heavy current in the main line Rest of the two bulbs will not light All three bulbs will light The other two bulbs will light There will be heavy current in the main line Rest of the two bulbs will not light 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 6.4 A, 9.6 A 4.6 A, 9.6 A 4.6 A, 6.9 A 6.4 A, 6.9 A 6.4 A, 9.6 A 4.6 A, 9.6 A 4.6 A, 6.9 A 6.4 A, 6.9 A ANSWER DOWNLOAD EXAMIANS APP
Current Electricity With three resistances connected in parallel, if each dissipates 20 W the total power supplied by the voltage source equals 10 W 60 W 40 W 20 W 10 W 60 W 40 W 20 W ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following material has nearly zero temperature co-efficient of resistance? Porcelain Copper Carbon Manganin Porcelain Copper Carbon Manganin ANSWER DOWNLOAD EXAMIANS APP