Physics Plants are dried up in winter due to frost because There is mechanical loss of tissues and drought condition prevails Respiration does not take place at low temperature Photosynthesis does not take place at such low temperature Evaporation does not take place There is mechanical loss of tissues and drought condition prevails Respiration does not take place at low temperature Photosynthesis does not take place at such low temperature Evaporation does not take place ANSWER DOWNLOAD EXAMIANS APP
Physics When the milk is churned vigorously the cream from it is separated out due to Centripetal force Frictional force Centrifugal force Gravitational force Centripetal force Frictional force Centrifugal force Gravitational force ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is a device which Creates electrical energy Creates mechanical energy Converts electrical energy into mechanical energy Converts mechanical energy into electrical energy Creates electrical energy Creates mechanical energy Converts electrical energy into mechanical energy Converts mechanical energy into electrical energy ANSWER DOWNLOAD EXAMIANS APP
Physics Solids have definite shapes.This is because The forces of cohesion are very large The forces of cohesion of the molecules within are very much less in them The forces of adhesion are less The forces of adhesion are large The forces of cohesion are very large The forces of cohesion of the molecules within are very much less in them The forces of adhesion are less The forces of adhesion are large ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not true about X-rays? Have low penetrating power Can be reflected or refracted Travel with the speed of light Can affect photographic plates Have low penetrating power Can be reflected or refracted Travel with the speed of light Can affect photographic plates ANSWER DOWNLOAD EXAMIANS APP
Physics Flywheel is an important part of a steam engine because it : Gives strength to the engine Helps the engine in keeping the speed uniform Decreases the moment of inertia Accelerates the speed of the engine Gives strength to the engine Helps the engine in keeping the speed uniform Decreases the moment of inertia Accelerates the speed of the engine ANSWER DOWNLOAD EXAMIANS APP