Physics Pipelines in cold countries often burst in winter, because Water freezes and expands in its volume Temperature of ice is less than that of water Pipelines expand due to freezing Pipelines contract in their volume Water freezes and expands in its volume Temperature of ice is less than that of water Pipelines expand due to freezing Pipelines contract in their volume ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is used to split white light into different colours ? Convex lens Concave lens Prism Glass slab Convex lens Concave lens Prism Glass slab ANSWER DOWNLOAD EXAMIANS APP
Physics A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps None of these It will fall down at the same place where the string breaks The ball will travel towards the center of the circle and fall down It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down None of these It will fall down at the same place where the string breaks The ball will travel towards the center of the circle and fall down It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down ANSWER DOWNLOAD EXAMIANS APP
Physics Holography is a technique of Recording a permanent three dimensional black and white photograph Recording a permanent, sharp two diimensional black and white or multicolour photograph Recording a permanent three dimensional photograph of a given single colour or a multicolour Recording a permanent three dimensional multicolour photograph Recording a permanent three dimensional black and white photograph Recording a permanent, sharp two diimensional black and white or multicolour photograph Recording a permanent three dimensional photograph of a given single colour or a multicolour Recording a permanent three dimensional multicolour photograph ANSWER DOWNLOAD EXAMIANS APP
Physics A colour-blind person cannot See distant objects Distinguish between certain colours Have persistence of vision See black colour See distant objects Distinguish between certain colours Have persistence of vision See black colour ANSWER DOWNLOAD EXAMIANS APP
Physics Rate at which velocity changes over time? Acceleration Speed Displacement Jerk Acceleration Speed Displacement Jerk ANSWER DOWNLOAD EXAMIANS APP
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