When the driver of a moving car uses the brakes, we describe the car movement as a decelerating motion because the car speed decreases as time passes. The ratio d/t remains constant in the...
If the velocity of an object is changed from one point to another either in magnitude or direction , This change in velocity with time is known as acceleration and such motion is called...
The physical quantity is any quantity that can be determined and has a unit of measurement in our life, each physical quantity is measured in a special measurement unit, such as the mass, the...