Physics In mirrors the back surface is coated with a thin layer of : Silver Mercury Red oxide Silver nitrate Silver Mercury Red oxide Silver nitrate ANSWER DOWNLOAD EXAMIANS APP
Physics In a Cinema hall, the distance between the projector and the screen is increased by 2%. Then the intensity of illumination on the screen is Decreased by 4% Decreased by 2% Increased by 2% Increased by 4% Decreased by 4% Decreased by 2% Increased by 2% Increased by 4% ANSWER DOWNLOAD EXAMIANS APP
Physics Stars appears to move from east to west because The background of the stars moves from west to east All stars move from east to west The earth rotates from east to west The earth rotates from west to east The background of the stars moves from west to east All stars move from east to west The earth rotates from east to west The earth rotates from west to east ANSWER DOWNLOAD EXAMIANS APP
Physics Which is best used as a sound absorbing material in partition walls ? Glass - wool Steel Stone chips Glass pieces Glass - wool Steel Stone chips Glass pieces ANSWER DOWNLOAD EXAMIANS APP
Physics A television channel is characterised by Size of picture tube Physical dimension of television screen Velocity of transmitted signal Frequency of transmitted signal Size of picture tube Physical dimension of television screen Velocity of transmitted signal Frequency of transmitted signal ANSWER DOWNLOAD EXAMIANS APP
Physics Which law is also called law of inertia ? All of above Newton second law Newton first law Newton third law All of above Newton second law Newton first law Newton third law ANSWER DOWNLOAD EXAMIANS APP
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