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Subham Kumar

A fish lying inside water appears slightly above its actual depth due to the refraction of light. When light passes from water to air, it bends away from the normal. This bending causes the fish to appear at a shallower ...

Subham Kumar

When a compact disc (CD) is viewed in sunlight, the colors similar to those of a rainbow are seen due to the phenomena of reflection and diffraction. The CD’s surface consists of closely spaced tracks that act as a diffraction ...

Sonal Chauhan

Water in an electric kettle gets heated primarily due to conduction. The heating element transfers thermal energy directly to the water molecules upon contact. While convection and radiation may contribute minimally, the main mechanism responsible for heating water in an ...