In this lesson I will describe vectors and scalar quantities , their differences and different types of vectors including unit vectors.

Some physical quantities can be completely described with a single number such as time, weight, length etc. These quantities are called scalar quantities. But in some cases only a single number is not enough. Suppose, your home is 5 km north from your school. Someone asked you about your home’s location, and you said that your house is 5 km away from your school. If he wants to find your home, there are infinitely many options for him. He…

Farhan Tanvir Tushar

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