Physics Hydraulic machines work under the Principle of : Joules Law Floatation Law Pascal's Law Newton's Law Joules Law Floatation Law Pascal's Law Newton's Law ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following ray has minimum wavelength Utraviolet ray X-rays Gamma ray Cosmic ray Utraviolet ray X-rays Gamma ray Cosmic ray ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not true about X-rays? Have low penetrating power Can affect photographic plates Can be reflected or refracted Travel with the speed of light Have low penetrating power Can affect photographic plates Can be reflected or refracted Travel with the speed of light ANSWER DOWNLOAD EXAMIANS APP
Physics A hydrogen balloon floats up because of Air pressure decreases with decrease in height Weight of the balloon is less than the weight of air displaced by it. Air pressure decreases with decrease in weight The pressure inside the balloon is more than the pressure outside it Air pressure decreases with decrease in height Weight of the balloon is less than the weight of air displaced by it. Air pressure decreases with decrease in weight The pressure inside the balloon is more than the pressure outside it ANSWER DOWNLOAD EXAMIANS APP
Physics The plastic material commonly used for making gear wheels is Bakelit Polyesters Nylons Polystyrene Bakelit Polyesters Nylons Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Physics The rotational effect of a force on a body about an axis of rotation is described in terms of Centrifugal force Centre of gravity Moment of force Centripetal force Centrifugal force Centre of gravity Moment of force Centripetal force ANSWER DOWNLOAD EXAMIANS APP
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