Physics A television channel is characterised by Velocity of transmitted signal Physical dimension of television screen Frequency of transmitted signal Size of picture tube Velocity of transmitted signal Physical dimension of television screen Frequency of transmitted signal Size of picture tube ANSWER DOWNLOAD EXAMIANS APP
Physics Heat transfer by conduction occurs when molecules None of these Collide Heated Combine None of these Collide Heated Combine ANSWER DOWNLOAD EXAMIANS APP
Physics Propagation of sound can be visualised as propagation of ________ variations in the medium Density Viscosity Porosity Elasticity Density Viscosity Porosity Elasticity ANSWER DOWNLOAD EXAMIANS APP
Physics A body absorbs heat most if it is White and smooth Black and rough Black and smooth White and rough White and smooth Black and rough Black and smooth White and rough ANSWER DOWNLOAD EXAMIANS APP
Physics The wavelength at which the peak of intensity of blackbody radiation occurs Is the same at all temperatures Decreases with increase in temperature Increases with increase in temperature Does not follow any pattern as temperature changes Is the same at all temperatures Decreases with increase in temperature Increases with increase in temperature Does not follow any pattern as temperature changes ANSWER DOWNLOAD EXAMIANS APP
Physics Planets do not twinkle because Their distance from the earth does not change with time They are very far away from the earth resulting in decrease in intensity of light They are nearer to earth and hence we receive a greater amount of light. They emit light of a constant intensity Their distance from the earth does not change with time They are very far away from the earth resulting in decrease in intensity of light They are nearer to earth and hence we receive a greater amount of light. They emit light of a constant intensity ANSWER DOWNLOAD EXAMIANS APP
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