Physics What type of lens is used in a magnifying glass Plano-concave Concave None of these Convex Plano-concave Concave None of these Convex ANSWER DOWNLOAD EXAMIANS APP
Physics Why the needle of iron swims on water surface when it is kept gently ? It will remain under the water, when it will displace more water than its weight Due to its shape Due to surface tension The density of needle is less than that of water It will remain under the water, when it will displace more water than its weight Due to its shape Due to surface tension The density of needle is less than that of water ANSWER DOWNLOAD EXAMIANS APP
Physics Quality of transmission depends upon Nature of signal only Nature of medium only Both (A) and (B) Neither A nor B Nature of signal only Nature of medium only Both (A) and (B) Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Physics A television channel is characterised by Size of picture tube 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 ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the metals has the maximum thermal conductivity? Copper Aluminium Iron Silver Copper Aluminium Iron Silver ANSWER DOWNLOAD EXAMIANS APP
Physics A permanent magnet can affect Both A & B Electromagnets Magnets None of these Both A & B Electromagnets Magnets None of these ANSWER DOWNLOAD EXAMIANS APP
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