A body moves with initial velocity 10 ms^-1. If it covers a distance of 20 m in 2 s then acce

step 1 So let's solve this question. So in this question, a body moves with initial velocity 10 m per s

A body moves with initial velocity 10 ms^-1. If it covers a...

A body moves with initial velocity $10 \mathrm{~ms}^{-1}$. If it covers a distance of $20 \mathrm{~m}$ in $2 \mathrm{~s}$ then acceleration of the body is [Orissa JEE 2011]
(a) zero
(b) $10 \mathrm{~ms}^{-2}$
(c) $5 \mathrm{~ms}^{-2}$
(d) $2 \mathrm{~ms}^{-2}$

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Key Concepts

Uniformly Accelerated Motion

This concept deals with motion where the acceleration remains constant throughout the movement. It is foundational in analyzing motion in one dimension and involves using kinematic equations to relate displacement, velocity, acceleration, and time.

Kinematic Equations

These are equations that connect the variables of motion—namely displacement, initial velocity, acceleration, and time—in cases of constant acceleration. They provide a method to calculate any one of these parameters if the others are known.

Initial Velocity

Initial velocity is the speed at which an object begins its motion. It serves as one of the starting conditions in kinematics problems and is essential for determining how the motion evolves over time.

Acceleration

Acceleration is the rate of change of velocity with respect to time. It quantifies how quickly an object speeds up or slows down, and is a key variable in understanding and calculating motion in physics.

Displacement

Displacement is the measure of change in position of an object. In the context of constant acceleration, it is determined by both the initial velocity and the acceleration over a specific time interval, encapsulating the overall effect of the motion.

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