Physics What is the principle of a ''Life Jacket"? It increases the volume of the person to keep him afloat It provides oxygen to a drowning person The person can sit on it like a raft It decreases the volume of the person to keep him afloat It increases the volume of the person to keep him afloat It provides oxygen to a drowning person The person can sit on it like a raft It decreases the volume of the person to keep him afloat ANSWER DOWNLOAD EXAMIANS APP
Physics In a conductor There is no conduction band The forbidden energy gap is very wide The valence band and the conduction band overlap each other The forbidden energy gap is very narrow There is no conduction band The forbidden energy gap is very wide The valence band and the conduction band overlap each other The forbidden energy gap is very narrow ANSWER DOWNLOAD EXAMIANS APP
Physics The refractive index of a transparent medium is maximum for Yellow light Green light Red light Violet light Yellow light Green light Red light Violet light ANSWER DOWNLOAD EXAMIANS APP
Physics Wollen clothes keep the body warm because Wool rejects heat from the outer objects Wool absorbs radiant heat from outer objects Wool increases the temperature of the body Wool is a bad conductor Wool rejects heat from the outer objects Wool absorbs radiant heat from outer objects Wool increases the temperature of the body Wool is a bad conductor ANSWER DOWNLOAD EXAMIANS APP
Physics Heat energy is transferred by conduction whenever molecules Means of photons All of these Particles replaces there places Collide each other Means of photons All of these Particles replaces there places Collide each other ANSWER DOWNLOAD EXAMIANS APP
Physics Parsec is the unit of Magnetic line Intensity of light Time Distance Magnetic line Intensity of light Time Distance ANSWER DOWNLOAD EXAMIANS APP
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