Physics Oil rises up the wick in a lamp because Oil is very light Of the surface tension phenomenon Of the capillary action phenomenon Of the diffusion of oil through the wick Oil is very light Of the surface tension phenomenon Of the capillary action phenomenon Of the diffusion of oil through the wick ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb explodes on the moon. You will hear its sound on earth after ________ You cannot hear the sound of explosion 2 hours 20 minutes 3.7 hours 20 minutes You cannot hear the sound of explosion 2 hours 20 minutes 3.7 hours 20 minutes ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when a room temperature is 15oC, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15oC, because metals have higher thermal capacity than plastics metals are good conductor of heat plastics have a higher thermal conductivity than metals plastics have a lower density than metals metals have higher thermal capacity than plastics metals are good conductor of heat plastics have a higher thermal conductivity than metals plastics have a lower density than metals ANSWER DOWNLOAD EXAMIANS APP
Physics Which one among the following components is used as an amplifying device? Transformer Capacitor Diode Transistor Transformer Capacitor Diode Transistor ANSWER DOWNLOAD EXAMIANS APP
Physics A device which is used to limit the current in an electrical circuit is called a Fuse Hub Grid Conductor Fuse Hub Grid Conductor ANSWER DOWNLOAD EXAMIANS APP
Physics An aeroplane is flying horizontally with a velocity of 600 km/h and at a height of 1960 m. When it is vertically at a point A on the ground a bomb is released from it. The bomb strikes the ground at point B. The distance AB is 0.33 km 1200 m 3.33 km 33 km 0.33 km 1200 m 3.33 km 33 km ANSWER DOWNLOAD EXAMIANS APP