Physics The force of friction between two surfaces will increase if: Air gap is created between the two surfaces Irregularities on both the surfaces are removed The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces Air gap is created between the two surfaces Irregularities on both the surfaces are removed The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a part of a CRT ? Shadow mask Electron gun Phosphor screen Gas plasma Shadow mask Electron gun Phosphor screen Gas plasma ANSWER DOWNLOAD EXAMIANS APP
Physics The atmosphere is heated mainly by Conduction Insolation Radiation Convection Conduction Insolation Radiation Convection ANSWER DOWNLOAD EXAMIANS APP
Physics In a optical fibre cable, the signal is propagated along the Both core and cladding Surface and cladding Cladding Inner Core Both core and cladding Surface and cladding Cladding Inner Core ANSWER DOWNLOAD EXAMIANS APP
Physics A piece of paper and a cricket ball are dropped from the same height. Under which of the following conditions do both reach the surface simultaneously ? They must have the same mass They must have the same volume They must be dropped in vacuum They must have the same density They must have the same mass They must have the same volume They must be dropped in vacuum They must have the same density ANSWER DOWNLOAD EXAMIANS APP
Physics A man stands on the pan of a balance holding a fish in his right hand and bucket of water in his left hand. If he transfers the fish into the bucket, the total weight on the pan Remains the same First increases and then decreases Increases Decreases Remains the same First increases and then decreases Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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