Physics The material used in electric heater is Tungsten Brass Nichrome Steel Tungsten Brass Nichrome Steel ANSWER DOWNLOAD EXAMIANS APP
Physics In which of the following cases, kinetic energy is being used in performing work ? Rowing a boat in the lake Driving a car to cover a distance Paddling the bicycle to cover a distance Wind mill grinding wheat grain Rowing a boat in the lake Driving a car to cover a distance Paddling the bicycle to cover a distance Wind mill grinding wheat grain ANSWER DOWNLOAD EXAMIANS APP
Physics The term ''equinox' means The axis of the Earth around which it rotates The time when the Sun seems to be going round and round in the sky in the Arctic but does not go below the horizon The path which the Earthtakes around the Sun When the day and night are of equal duration The axis of the Earth around which it rotates The time when the Sun seems to be going round and round in the sky in the Arctic but does not go below the horizon The path which the Earthtakes around the Sun When the day and night are of equal duration ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when the room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because : Metals are good conductors of heat Plastics have a lower density than metals Plastics have a higher thermal conductivity than metals Metals have higher thermal capacity than plastics Metals are good conductors of heat Plastics have a lower density than metals Plastics have a higher thermal conductivity than metals Metals have higher thermal capacity than plastics ANSWER DOWNLOAD EXAMIANS APP
Physics Which elements are malleable and good conductors of electricity? Iodine and xenon Iodine and silver Tin and xenon Tin and silver Iodine and xenon Iodine and silver Tin and xenon Tin and silver ANSWER DOWNLOAD EXAMIANS APP
Physics In a bipolar junction transistor The base has the least concentration of impurity All the three regions (the emitter, the base and the collector) have equal concentrations of impurity The collector has the least concentration of impurity The emitter has the least concentration of impurity The base has the least concentration of impurity All the three regions (the emitter, the base and the collector) have equal concentrations of impurity The collector has the least concentration of impurity The emitter has the least concentration of impurity ANSWER DOWNLOAD EXAMIANS APP
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