Models of atom Definition: A model is a simplified representation of anything under consideration, to see how it should look like. In a similar manner, to comprehend...
Law of the addition of vectors (1) Parallelogram law of addition of vectors: It states that if two vectors are represented in direction and magnitude by two sides of a parallelogram, then their resultant...
Current Electricity: Electric Current (I): The rate of flow of charge through any cross-section of a wire is called electric current flowing through it. Electriccurrent (I) = q / t. Its SI unit is ampere...