Physics A concave lens always forms an image which is Virtual and erect Real and erect Real and inverted Virtual and inverted Virtual and erect Real and erect Real and inverted Virtual and inverted ANSWER DOWNLOAD EXAMIANS APP
Physics A wire of copper having length I and area of cross-section A is taken and a current i is flown through it. The power dissipated in the wire is P. If we take an aluminium wire having same dimensions and pass the same current through it, the power dissipated will be > P 2P P < P > P 2P P < P ANSWER DOWNLOAD EXAMIANS APP
Physics A piece of wood is held under water. The upthrust on it will be: More than weight of the wood Equal to the weight of the wood Less than weight of the wood Zero More than weight of the wood Equal to the weight of the wood Less than weight of the wood Zero ANSWER DOWNLOAD EXAMIANS APP
Physics Stars in the sky appear to twinkle due to A surface tension phenomenon A series of refractions Multiple diminishing brightness A series of reflections A surface tension phenomenon A series of refractions Multiple diminishing brightness A series of reflections ANSWER DOWNLOAD EXAMIANS APP
Physics Velocity of sound in air does not depend on Humidity of air Temperature of air Pressure of air Density of air Humidity of air Temperature of air Pressure of air Density of air ANSWER DOWNLOAD EXAMIANS APP
Physics Minimum number of unequal vectors which can give zero resultant are two more than four three four two more than four three four ANSWER DOWNLOAD EXAMIANS APP
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