Physics Which tube used to produce X-ray? X-ray tube Roentgen None of these Coolidge tube X-ray tube Roentgen None of these Coolidge tube ANSWER DOWNLOAD EXAMIANS APP
Physics When a barometer is rising air pressure is Increasing Decreasing Zero Constant Increasing Decreasing Zero Constant ANSWER DOWNLOAD EXAMIANS APP
Physics Lens is made up of Flint glass Cobalt glass Pyrex glass Ordinary glass Flint glass Cobalt glass Pyrex glass Ordinary glass ANSWER DOWNLOAD EXAMIANS APP
Physics An egg sinks in soft water but floats in a concentrated solution of salt because The density of salt solution exceeds the density of eggs Water has high surface tension Albumin dissolves in salt solution and egg becomes lighter Egg absorbs salt from the solution and expands The density of salt solution exceeds the density of eggs Water has high surface tension Albumin dissolves in salt solution and egg becomes lighter Egg absorbs salt from the solution and expands ANSWER DOWNLOAD EXAMIANS APP
Physics Why the needle of iron swims on water surface when it is kept gently ? 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 It will remain under the water, when it will displace more water than its weight ANSWER DOWNLOAD EXAMIANS APP
Physics Shock-absorbers are usually made of steel as it : Has higher elasticity Is not brittle Has lower elasticity Has no ductile property Has higher elasticity Is not brittle Has lower elasticity Has no ductile property ANSWER DOWNLOAD EXAMIANS APP