Physics Which of the following laws validates the statement that matter can neither be created nor destroyed ? Law of conservation of energy Le Chatelier's Principle Law of osmosis Law of conservation of mass Law of conservation of energy Le Chatelier's Principle Law of osmosis Law of conservation of mass ANSWER DOWNLOAD EXAMIANS APP
Physics In a refrigerator what produces the cooling ? The evaporation of a volatile liquid The ice which deposits on the freezer The sudden expansion of a compressed gas None of these The evaporation of a volatile liquid The ice which deposits on the freezer The sudden expansion of a compressed gas None of these ANSWER DOWNLOAD EXAMIANS APP
Physics The oil in the wick of an oil lamp rises up due to: Pressure difference Low viscosity of oil Gravitational force Capillary action Pressure difference Low viscosity of oil Gravitational force Capillary action ANSWER DOWNLOAD EXAMIANS APP
Physics Intensity of sound has a subject existence an object existence both subjective and objective existence no existence a subject existence an object existence both subjective and objective existence no existence ANSWER DOWNLOAD EXAMIANS APP
Physics Blowing Air with open pipe is an example of : Isochroric process Isothermal process Isobaric process Adiabatic process Isochroric process Isothermal process Isobaric process Adiabatic process ANSWER DOWNLOAD EXAMIANS APP
Physics What type of simple machine is an axe? The screw Lever Wedge Both A & B The screw Lever Wedge Both A & B ANSWER DOWNLOAD EXAMIANS APP
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