Physics Ultrasound devices operate with minimum frequency from 20kHz 45 kHz 35 kHz 60 kHz 20kHz 45 kHz 35 kHz 60 kHz ANSWER DOWNLOAD EXAMIANS APP
Physics The ordinary and maximum tolerance limit of sound by human being is 65 db to 75 db (decibel) 70 db to 85 db (decibel) 60 db to 80 db (decibel) 50 db to 70 db (decibel) 65 db to 75 db (decibel) 70 db to 85 db (decibel) 60 db to 80 db (decibel) 50 db to 70 db (decibel) ANSWER DOWNLOAD EXAMIANS APP
Physics A body absorbs heat most if it is Black and smooth Black and rough White and rough White and smooth Black and smooth Black and rough White and rough White and smooth ANSWER DOWNLOAD EXAMIANS APP
Physics The force exerted by a magnet is an example of ________ Muscular force Non-contact force Electrostatic force Contact force Muscular force Non-contact force Electrostatic force Contact force ANSWER DOWNLOAD EXAMIANS APP
Physics Echolocation is an adaptation bats use to Locate flowering plants Find warm places for hibernation Hunt insects in flight All of these Locate flowering plants Find warm places for hibernation Hunt insects in flight All of these ANSWER DOWNLOAD EXAMIANS APP
Physics In a Carnot engine when heat is taken from the source, its temperature Decreases and then remains constant Remains constant Increases Decreases Decreases and then remains constant Remains constant Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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