Physics Which conservation principle is applicable in the case of the motion of a rocket? Conservation of charge Conservation of energy Conservation of momentum Conservation of mass Conservation of charge Conservation of energy Conservation of momentum Conservation of mass ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier to roll a barrel full of coal tar than to pull it because the rolling friction is much less than the sliding friction the full weight of the barrel comes into play when it is pulled more surface area of the barrel is in contact with the road when it is pulled coal tar is a liquid and it flows in the barrel when it is rolled the rolling friction is much less than the sliding friction the full weight of the barrel comes into play when it is pulled more surface area of the barrel is in contact with the road when it is pulled coal tar is a liquid and it flows in the barrel when it is rolled ANSWER DOWNLOAD EXAMIANS APP
Physics The propagation of sound waves in a gas involves Isobaric compression and rarefaction Adiabatic compression and rarefaction Isochoric compression and rarefaction Isothermal compression and rarefaction Isobaric compression and rarefaction Adiabatic compression and rarefaction Isochoric compression and rarefaction Isothermal compression and rarefaction ANSWER DOWNLOAD EXAMIANS APP
Physics A parachute descends slowly whereas a stone dropped from the same height falls rapidly, because Stone is heavier than parachute Special mechanisms are present in parachute None of these A parachute has a larger surface area and air resistance is more Stone is heavier than parachute Special mechanisms are present in parachute None of these A parachute has a larger surface area and air resistance is more ANSWER DOWNLOAD EXAMIANS APP
Physics The lift of an aeroplane is caused by Theorem of continuity Law of gravitation Bernouli's theorem Pascel's law Theorem of continuity Law of gravitation Bernouli's theorem Pascel's law ANSWER DOWNLOAD EXAMIANS APP
Physics Scalar Quantities are Physical quantities which have no magnitude only and only direction Physical quantities which have magnitude only and no direction Physical quantities which have magnitude only and direction Physical quantities which have no magnitude and no direction Physical quantities which have no magnitude only and only direction Physical quantities which have magnitude only and no direction Physical quantities which have magnitude only and direction Physical quantities which have no magnitude and no direction ANSWER DOWNLOAD EXAMIANS APP
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