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CBSE Physics | Force and Laws of Motion: Part 2
Force and Laws of Motion: Part 2 Momentum: – The quantity of motion possessed by a moving body is known as momentum of the body. Momentum of a body may be defined as the product of the mass of the body and the velocity of the body. It is denoted by ‘p’ According to definition…
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CBSE Physics Tutorials | Motion: Speed, Velocity and Acceleration
Motion: Speed, Velocity and Acceleration Speed: – Speed of a body is defined as the distance travelled by it per unit time. i.e hence S.I Unit of speed is metre /sec. (m /s or ms – 1) Uniform speed: If a moving body covers equal distances in equal interval of time, then the speed of…