Physics If objects appear enlarged and inverted in a rear view mirror, then which type of mirror is used? Convex Cylindrical Plane Concave Convex Cylindrical Plane Concave ANSWER DOWNLOAD EXAMIANS APP
Physics Alternating current is converted into direct current by a Rectifier Transformer Oscillator Dynamo Rectifier Transformer Oscillator Dynamo ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when the room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because : Plastics have a higher thermal conductivity than metals Metals have higher thermal capacity than plastics Plastics have a lower density than metals Metals are good conductors of heat Plastics have a higher thermal conductivity than metals Metals have higher thermal capacity than plastics Plastics have a lower density than metals Metals are good conductors of heat ANSWER DOWNLOAD EXAMIANS APP
Physics The force of friction between two surfaces will increase if: Irregularities on both the surfaces are removed The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces Air gap is created between the two surfaces Irregularities on both the surfaces are removed The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces Air gap is created between the two surfaces ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb explodes on the moon. You will hear its sound on earth after ________ 2 hours 20 minutes 20 minutes 3.7 hours You cannot hear the sound of explosion 2 hours 20 minutes 20 minutes 3.7 hours You cannot hear the sound of explosion ANSWER DOWNLOAD EXAMIANS APP
Physics Water will not be vapourised if The humidity is 0% The temperature is 100°C The humidity is 100% The temperature is 0°C The humidity is 0% The temperature is 100°C The humidity is 100% The temperature is 0°C ANSWER DOWNLOAD EXAMIANS APP
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