Physics Least audible sound for most of the human ear is : 5.0 µ bar 10.0 µ bar 0.0002 µ bar 0.005 µ bar 5.0 µ bar 10.0 µ bar 0.0002 µ bar 0.005 µ bar ANSWER DOWNLOAD EXAMIANS APP
Physics The cover of a solar cooker is made of glass because It rediates heat better than metals It absorbs sun's rays It reflects sun's rays It retains the heat inside by the green house effect It rediates heat better than metals It absorbs sun's rays It reflects sun's rays It retains the heat inside by the green house effect ANSWER DOWNLOAD EXAMIANS APP
Physics A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will Decrease Have its shape changed Increase Remain unaffected Decrease Have its shape changed Increase Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following laws validates the statement that matter can neither be created nor destroyed ? Law of conservation of energy Law of osmosis Law of conservation of mass Le Chatelier's Principle Law of conservation of energy Law of osmosis Law of conservation of mass Le Chatelier's Principle ANSWER DOWNLOAD EXAMIANS APP
Physics 1 Micron is equal to 10–12 m 10–6 m 10–15 m 10–9 m 10–12 m 10–6 m 10–15 m 10–9 m ANSWER DOWNLOAD EXAMIANS APP
Physics Air moves from the region where the air ________ Humidity is low to the region where the humidity is high Pressure is high to the region where the pressure is low Humidity is high to the region where the humidity is low Pressure is low to the region where the pressure is high Humidity is low to the region where the humidity is high Pressure is high to the region where the pressure is low Humidity is high to the region where the humidity is low Pressure is low to the region where the pressure is high ANSWER DOWNLOAD EXAMIANS APP
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