Physics Water cannot be used to extinguish fire caused by electric current, because It may cause hydrolysis It may cause electrolysis It may cause electrocution It may spoil the wiring It may cause hydrolysis It may cause electrolysis It may cause electrocution It may spoil the wiring ANSWER DOWNLOAD EXAMIANS APP
Physics Two electric bulbs marked 25W – 220V and 100W – 220V are connected in series to a 440Vsupply. Which of the bulbs will fuse? Both Neither 100 W 25 W Both Neither 100 W 25 W ANSWER DOWNLOAD EXAMIANS APP
Physics Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. Dielectrics Semi conductors Perfect conductors Superconductors Dielectrics Semi conductors Perfect conductors Superconductors ANSWER DOWNLOAD EXAMIANS APP
Physics A gas thermometer is more sensitive than a liquid thermometer because a gas : Is easy to obtain Is lighter than liquid Expands more than a liquid Does not change state easily Is easy to obtain Is lighter than liquid Expands more than a liquid Does not change state easily ANSWER DOWNLOAD EXAMIANS APP
Physics Resistance of human body in dry condition 100000 ohm 1000 ohm 10000 ohm 10 ohm 100000 ohm 1000 ohm 10000 ohm 10 ohm ANSWER DOWNLOAD EXAMIANS APP
Physics Universal gates are NAND and NOR AND and XOR AND and OR OR and NOT NAND and NOR AND and XOR AND and OR OR and NOT ANSWER DOWNLOAD EXAMIANS APP
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