Physics A small drop of oil spreads over water because : Oil has a higher surface tension Water has a higher surface tension Water has a higher viscosity Oil has a higher viscosity Oil has a higher surface tension Water has a higher surface tension Water has a higher viscosity Oil has a higher viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics A small gap is left at the joints of rails in a railway track to Avoid the heating of tracks to high temperature Keep the rails equidistant Avoid the tracks being distorted due to seasonal temperature variation Control the speed of train Avoid the heating of tracks to high temperature Keep the rails equidistant Avoid the tracks being distorted due to seasonal temperature variation Control the speed of train ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of falling rain drops attains a terminal value because of Surface tension Air current Viscous force exerted by air Upward thrust due to air Surface tension Air current Viscous force exerted by air Upward thrust due to air ANSWER DOWNLOAD EXAMIANS APP
Physics The Solar energy produced by None Fusion reaction Fission reaction Combustion reaction None Fusion reaction Fission reaction Combustion reaction ANSWER DOWNLOAD EXAMIANS APP
Physics Water will not be vapourised if The temperature is 100°C The humidity is 100% The humidity is 0% The temperature is 0°C The temperature is 100°C The humidity is 100% The humidity is 0% The temperature is 0°C ANSWER DOWNLOAD EXAMIANS APP
Physics During thunderstorm you are travelling in a car. To protect yourself from the lightning you will have to Abandon the car and take shelter under a nearby tree Touch the nearest electric pole Get out of the car and lie flat in the ground Remain in the car Abandon the car and take shelter under a nearby tree Touch the nearest electric pole Get out of the car and lie flat in the ground Remain in the car ANSWER DOWNLOAD EXAMIANS APP
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