Physics Coolis tube is used to produce Micro waves X-rays Radio waves Gama rays Micro waves X-rays Radio waves Gama rays ANSWER DOWNLOAD EXAMIANS APP
Physics The force of friction between two surfaces will increase if: The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces Irregularities on both the surfaces are removed Air gap is created between the two surfaces The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces Irregularities on both the surfaces are removed Air gap is created between the two surfaces ANSWER DOWNLOAD EXAMIANS APP
Physics What are the particles emitted by radioactive element after 3 consecutive disintegration? 2 beta 1 alpha 2 beta 2 alpha 1 alpha 1 beta 2 alpha 1 beta 2 beta 1 alpha 2 beta 2 alpha 1 alpha 1 beta 2 alpha 1 beta ANSWER DOWNLOAD EXAMIANS APP
Physics The force between charged particles is called as: Centrifugal Force Gravitational Force Electromagnetic Force Nuclear Force Centrifugal Force Gravitational Force Electromagnetic Force Nuclear Force ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves so that The train may not fall down inwards Necessary centripetal force may be obtained from the horizontal component of the weight of the train No frictional force may be produced between the tracks and the wheels of the train Necessary centrifugal force may be obtained from the horizontal component of the weight of the train The train may not fall down inwards Necessary centripetal force may be obtained from the horizontal component of the weight of the train No frictional force may be produced between the tracks and the wheels of the train Necessary centrifugal force may be obtained from the horizontal component of the weight of the train ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound in moist air is more than in dry air because the moist air has Less pressure than dry air. More pressure than dry air. Less density than dry air. More density than dry air. Less pressure than dry air. More pressure than dry air. Less density than dry air. More density than dry air. ANSWER DOWNLOAD EXAMIANS APP
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