Physics: Non Metals And Their Compounds
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Non metals and their compounds CarbonCarbon occurs naturally as diamond and graphite. It also occurs…
Newton’s laws of motion(A)first law of motion and its application A body will continue in…
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Metals and their compoundsExtraction of metals: it is the process by which metals are…
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Chemistry: Periodic Table
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Periodic tableHistorical development of periodic tableClassification of the elements began with Lavoisier, whose classification…
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Chemistry: Electrolysis
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Electrochemical cellsThe set up in which chemical energy is converted to electrical energy is…
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Physics: Propagation Of Sound Waves
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Propagation of sound waves(A) Source of sound waveSound is a form of wave motion…
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Physics: Refraction Of Light of Waves At Plane Surfaces
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Reflection of light waves(A)nature and sources of lightLight is a wave, it is a…
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Simple alternating current (A.C.) circuitsMost present day household and industrial power distribution systems operate…
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Physics: Fundamentals Of Motion (Speed, Velocity And Rectilinear Motion)
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Speed and velocity(a)Concept of speed as change of distance with timeSpeed v, is the…
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Chemistry: Kinetic Theory Of Matter And Gas Laws
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State of matterMatter is composed of tiny particles called atoms, molecules or ions. Matter…
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Physics: Models Of Atom And Nuclear Physics
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Simple nature of atoms(A)Models of atomThe models of atoms include Thomson, Rutherford, Bohr and…
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Physics: Energy Quantization
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Energy levels in atoms From Bohr’s theory of the hydrogen atom, the energy levels in…
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Physics: Time
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TimeConcept of time as intervals between physical eventsTime in physics is defined by its…
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Physics: Waves And Type Of Wave
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Definition of wavesA wave is a disturbance which travels through a medium and transfers…
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Chemistry: Solubility
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SolubilitySolubility is a means of comparing the extent to which different solutes can dissolve…
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Chemistry: Structure Of Atom
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Structure of atom The concept of atoms, molecules and ions: Atom is the smallest…
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Scalars and vectors(A) concept of scalars and as a physical quantities with magnitude and…
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Chemistry: Separation Techniques
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Separation techniquesThere are many different physical methods used to separate a wide variety of…
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Physics: Projectile (Time of Flight, Range And Maximum Height)
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ProjectilesA projectile is an object thrown into the air or launched into space and…
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PHYSICS: WAVE PARTICLE PARADOX
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WAVE- PARTICLE PARADOX(A)Wave nature of matterCan be expressed as ∆= h/mvWhere h is the…
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PHYSICS: WORK, ENERGY AND POWER
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Work, energy and power(A) concept of workWork is said to be done whenever a…
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CHEMISTRY: Energy and Energy Changes
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Energy and energy changesEnergy is the ability to do work. All matter possesses energy…
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PHYSICS: Equilibrum of Forces
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Equilibrium of forces(A) Principle of MomentsThe principle of moments states that if a body…