Questions of NCERT Exemplar book for CBSE class 11 Physics is available for download in PDF format. With this article, students can download chapter 3, Motion in a Straight Line of the book. Some of ...

Velocity-time graphs show how the velocity (or speed) of a moving object changes with time. These graphs also show if the object is moving at a constant speed or accelerating, decelerating, or still.

Scientists often make measurements. The physical quantities they measure fall into two categories: scalars and vectors. Scalar and vector quantities are treated differently in calculations. Motion - ...