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Physics

Resistivity and Conductivity

Experiment shows that the resistance of a metallic conductor is directly proportional to the length  of the wire and inversely […]

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Physics

Shunts and Multipliers

1. Shunt: A shunt is a low resistance usually used to convert a galvanometer to an ammeter. It is usually connected […]

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Physics

Electric Circuit Series and Parallel Arrangement of Cells and Resistors

Electric circuit Presentation Click on the slides: https://www.slideshare.net/slideshow/embed_code/key/LPNy5zEs80BhGOSeries and Parallel Circuits from Nurul Fadhilah (a) Cell Arrangement: (i) Cells in Series: The total emf […]

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Physics

Production of Continuous Charges – Types of Cells – Primary cell and Secondary cell

Continuous charges are also called current (or moving electrons). They are produced by a device called ‘a cell’. Types of […]

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Physics

Kepler’s Laws

Johannes Kepler in his working with data together with Tycho Brahe, put forth three laws which described the motion of […]

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Physics

Satellites and Parking Orbits, Energy of a satellite

Satellites are bodies, natural or artificial which move in orbits around the moon or planets. Artificial  satellites are made by […]

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Physics

Gravitational Force between Two Masses (Newton’s Law of Universal Gravitation) and Escape Velocity

A gravitational field is a region of space surrounding a body that has the property of mass. Sir Isaac Newton, […]

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Physics

Radioactive decay

Radioactive decay is the spontaneous radioactive disintegration of an atomic nucleus, resulting in the release of energy. Some atoms are […]

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Physics

Wave-Particle duality

Wave Particle Duality https://www.slideshare.net/slideshow/embed_code/key/CRKb3v30H4U8rCWave particle duality from Alessio Bernardelli From the foregoing discussions, we seem to be in a dilemma as to […]

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Physics

Particle nature of matter

Particle Nature of Matter Photoelectric Effect In the photoelectric effect, it was shown that when light falls on a surface, […]