Physics What is the principle of a ''Life Jacket"? It decreases the volume of the person to keep him afloat It increases the volume of the person to keep him afloat The person can sit on it like a raft It provides oxygen to a drowning person It decreases the volume of the person to keep him afloat It increases the volume of the person to keep him afloat The person can sit on it like a raft It provides oxygen to a drowning person ANSWER DOWNLOAD EXAMIANS APP
Physics If a barometric reading is falling, this usually indicates what Decreasing pressure No pressure Increasing pressure None Decreasing pressure No pressure Increasing pressure None ANSWER DOWNLOAD EXAMIANS APP
Physics Microphone is a device which transforms the Light signal into sound signal Current signal into sound signal Sound signal into current signal Sound signal into light signal Light signal into sound signal Current signal into sound signal Sound signal into current signal Sound signal into light signal ANSWER DOWNLOAD EXAMIANS APP
Physics Surface tension in a liquid is due to : Gravitational force between molecules Cohesive force between molecules Electrical force between molecules. Adhesive force betweenmolecules Gravitational force between molecules Cohesive force between molecules Electrical force between molecules. Adhesive force betweenmolecules ANSWER DOWNLOAD EXAMIANS APP
Physics Resistance of human body in dry condition 10000 ohm 100000 ohm 10 ohm 1000 ohm 10000 ohm 100000 ohm 10 ohm 1000 ohm ANSWER DOWNLOAD EXAMIANS APP
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