The image formed on the retina of the human eye is a real and inverted image. Light rays entering the eye converge onto the retina, where they form a small, inverted image of the visual scene, triggering neural signals that ...
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The minimum height of a plane mirror to see the full image of a person should be equal to half the height of the person. Placing the mirror at this height ensures that the entire body from head to toe ...
During summer days, water kept in an earthen vessel stays cool due to evaporation. The porous nature of the earthen material allows water to seep through and evaporate from its surface, drawing heat energy from the surrounding water and keeping ...
Any boat will sink if it displaces water equal to its weight. According to Archimedes’ principle, the buoyant force acting on an object immersed in a fluid is equal to the weight of the fluid displaced by the object. Therefore, ...
The reason for a piece of iron not floating on the surface of water is that the weight of water displaced by iron is less than the weight of iron. According to Archimedes’ principle, for an object to float, the ...