Physics Speed of sound is maximum in which among the following? Gases Liquids Solids Vaccum Gases Liquids Solids Vaccum ANSWER DOWNLOAD EXAMIANS APP
Physics Why does a cannon recoil after firing ? Backward thrust of gases produced Conservation of energy Newton's third law of motion Newton's first law of motion Backward thrust of gases produced Conservation of energy Newton's third law of motion Newton's first law of motion ANSWER DOWNLOAD EXAMIANS APP
Physics Weight of a body is maximum at the: Pole Subtropics Equator Tropics Pole Subtropics Equator Tropics ANSWER DOWNLOAD EXAMIANS APP
Physics Bubbles of air rise up through liquids due to Air current over the liquid and buoyancy Viscosity and buoyancy Surface tension and adherence Up thrust and surface tension Air current over the liquid and buoyancy Viscosity and buoyancy Surface tension and adherence Up thrust and surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics If a person moves a trolley for a distance of 10 m with a force of 50 N, then the work done is 5 J 20 J 500 J 0.2 J 5 J 20 J 500 J 0.2 J ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these is not a simple machine? A ramp A lever A pair of scissors The pulley A ramp A lever A pair of scissors The pulley ANSWER DOWNLOAD EXAMIANS APP