SLC Examination, also known as School Leaving Certificate Examination is considered as one of the fate deciding examinations of the students of Nepal.…
Chemical Kinetics and Rate of Reaction
Different reactions take place with different rates. The branch of physical chemistry that deals with the study of rate of chemical reaction is called…
Classification of Magnetic Materials
Magnetic moment of a bar magnet is defined as the product of the pole strength and the effective length of the magnet. If ‘m’ is the pole …
Elements of Earth’s Magnetic Field
The magnetic field of the earth at any point on its surface is determined by using three physical quantities which are called elements of earth’…
Ampere’s Circuital Law
Ampere’s circuital law was discovered by André-Marie Ampere in the year 1826 A.D. This law states that, “The line integral of magnetic fie…
Halo-alkanes
Halo-alkanes are one of the most widely used and important hydrocarbons. When one or more hydrogen atoms of hydrocarbon are replaced by halogen, then …
Biot-Savart’s Law
Jean-Baptiste Biot and Felix Savart jointly gave the Biot-Savart’s law in the year 1820. This is a rule or law which helps to calculate the magn…
Theories Related To Acid and Base
There are different theories which help to determine whether a substance is an acid or base. The major and generally accepted theories are given below…
Different Grades of Purity of Alcohol
Alcohols are one of the widely used organic compounds. They are the organic compounds which contain hydroxyl (-OH) group as their functional groups. I…
Motion of An Electron in Electric Field
Let us consider that, an electron of mass ‘m’ moves with initial horizontal velocity ‘vx‘. While the electron enters the elect…