Physics Pipelines in cold countries often burst in winter, because Pipelines expand due to freezing Pipelines contract in their volume Temperature of ice is less than that of water Water freezes and expands in its volume Pipelines expand due to freezing Pipelines contract in their volume Temperature of ice is less than that of water Water freezes and expands in its volume ANSWER DOWNLOAD EXAMIANS APP
Physics The method of magnetisation is: Hammering a magnet Passing direct current through it Heating a magnet Passing alternating current through it Hammering a magnet Passing direct current through it Heating a magnet Passing alternating current through it ANSWER DOWNLOAD EXAMIANS APP
Physics A circular plate, a cube and a sphere, all made up of same material and having the samemass, are heated to 300°C and left in a room. Which of them will have the slowest rate of cooling? All will cool at the same rate Circular plate Sphere Cube All will cool at the same rate Circular plate Sphere Cube ANSWER DOWNLOAD EXAMIANS APP
Physics Time of exposure required for taking photograph of an object depends upon the Brightness of the object Size of the object Proximity of object Skill of photographer Brightness of the object Size of the object Proximity of object Skill of photographer ANSWER DOWNLOAD EXAMIANS APP
Physics Pure water is bad conductor of electricity because it is A non-polar solvent Not volatile A very good solvent Feebly ionized A non-polar solvent Not volatile A very good solvent Feebly ionized ANSWER DOWNLOAD EXAMIANS APP
Physics The shape of our milky way galaxy is Elliptical Spiral None of these Circular Elliptical Spiral None of these Circular ANSWER DOWNLOAD EXAMIANS APP