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Month: July 2020

Optical Levitation(part-3)

When light refracts through a transparent medium according to snell’s law, photon loses some momentum. By conservation of momentum, the medium feels and upward impulse of equal magnitude. This is the main physics behind photon levitation through refraction.

Beta Testing Math Contest – ROUND #1 (Editorial)

Problem 1: সুন্দর সময়ের খোঁজে এই সমস্যায় আমাদের বের করতে হবে, 24 ঘন্টায় মোট কত বার ঘন্টা ও মিনিটের সকল সংখ্যা গুলো একই হবে। এই সময় গুলো হলো – 00:00, [আরো…]

Optical Levitation (Part-2)

When light refracts through a transparent medium according to snell’s law, photon loses some momentum. By conservation of momentum, the medium feels and upward impulse of equal magnitude. This is the main physics behind photon levitation through refraction.

Optical Levitation( part-1)

When light refracts through a transparent medium according to snell’s law, photon loses some momentum. By conservation of momentum, the medium feels and upward impulse of equal magnitude. This is the main physics behind photon levitation through refraction.