**Level:** F.Sc (Pre-Engg)**Class:** 2nd Year**Board:** Punjab Textbook Board**Subject:** Mathematics**Chapter No.7:** Vectors**Exercise:** 7.1**Type:** Solution Notes**Author:** Prof. Ahmad Ali**Pages:** 12**PDF Size:** 5.86 MB

**In this exercise we will read these topics:**

- Define scalar quantity.
- Define the vector quantity.
- Give the geometrical interpretation of a vector quantity.
- Define the magnitude of a vector.
- Define unit vector.
- Define null vector.
- Define negative of a vector.
- Define the multiplication of a vector by a scalar.
- Define equal vectors.
- Define parallel vectors.
- Define triangular law of the addition of vectos.
- What is the parallelogram law of vector addition?
- Describe the subtraction of two vectors.
- Define the position vector.
- Describe vector in a plane.
- Discuss the addition and subtraction of two vectors in a plane.
- Define the magnitude of a vector in R2.
- State and prove ratio formula.