In circumstances of constant acceleration, these simpler equations of motion are usually referred to as the SUVAT equations, arising from the definitions of kinematic quantities: displacement (s), initial velocity (u), final velocity (v), acceleration (a), and time (t).
What is the meaning of U in physics?
u is initial velocity. v is the final velocity. a is acceleration. t is the time period.
What does U mean in physics formula?
In classical mechanics, U is often used to represent potential energy. In particular, it is used as a symbol of gravitational potential energy and elastic potential energy. In electrodynamics, U is used to represent electrical potential energy.
Is U used for velocity?
Initial Velocity is the velocity at time interval t = 0 and it is represented by u. It is the velocity at which the motion starts.
What does kinematics mean in physics?
kinematics, branch of physics and a subdivision of classical mechanics concerned with the geometrically possible motion of a body or system of bodies without consideration of the forces involved (i.e., causes and effects of the motions).
What is the mean of U in science?
Uranium, a metallic chemical element. u, the unified atomic mass unit, used to express atomic and molecular masses.
What does U mean in velocity?
u is initial velocity in m/s. t is time in s. For example, a car accelerates in 5 s from 25 m/s to 3 5m/s. Its velocity changes by 35 – 25 = 10 m/s. Therefore its acceleration is 10 ÷ 5 = 2 m/s 2.
What is meant by mechanics in physics?
Mechanics (Greek: μηχανική) is the area of mathematics and physics concerned with the motions of physical objects, more specifically the relationships among force, matter, and motion. It can also be defined as a branch of science which deals with the motion of and forces on bodies not in the quantum realm.
What is kinematics in physics PDF?
Kinematics is the branch of physics that deals with the analysis of the motion of objects without concern for the forces causing the motion. Scientists have developed equations that describe the movement of objects within certain parameters, such as objects moving with a constant velocity or a constant acceleration.
What is kinematic of particles?
Kinematics: It is the study of the geometry of motion of particles, rigid bodies, etc., disregarding the forces associated with these motions.