Question

Statement-1: The equation of motion can be applied only, if acceleration is along the direction of velocity and is constant Statement-2: If the acceleration of a body is constant then its motion is known as uniform motion.

   Statement-1: The equation of motion can be applied only, if acceleration is along the direction of velocity and is constant 
Statement-2: If the acceleration of a body is constant then its motion is known as uniform motion.

Practice Problem in Physics for the JEE Main and Advanced

Practice Problem in Physics for the JEE Main and Advanced

Abhay Kumar 2015 Edition

Chapter 2, Problem 5

Instant Answer

Solved by Expert Mirza Aslam Beig

01/25/2022

Step 1

This is true because the equation of motion is derived assuming that the acceleration is constant and in the same direction as the velocity. Mathematically, this can be represented as: \[v = u + at\] where \(v\) is the final velocity, \(u\) is the initial Show more…

Show all steps

lock

Thanks for your feedback!

Statement-1: The equation of motion can be applied only, if acceleration is along the direction of velocity and is constant Statement-2: If the acceleration of a body is constant then its motion is known as uniform motion.

Play audio

Feedback

Powered by NumerAI

Mirza Aslam Beig and 81 other subject Physics 101 Mechanics educators are ready to help you.

Ask a new question

Labs

Want to see this concept in action?

NEW

Explore this concept interactively to see how it behaves as you change inputs.

View Labs

Key Concepts

Direction of Acceleration Relative to Velocity

For the standard equations of motion in a one-dimensional context to be valid, the acceleration must act along the same line as the velocity. When acceleration is not aligned with velocity, a vector analysis is needed instead of the simple scalar equations.

Uniform Motion

Uniform motion refers to motion at a constant speed in a straight line, which implies zero acceleration. This concept is distinct from uniformly accelerated motion where, despite the acceleration being constant, the velocity is changing.

Equations of Motion for Constant Acceleration

These equations relate displacement, initial velocity, final velocity, acceleration, and time. They are derived under the assumption that the acceleration remains constant throughout the motion, allowing for simplified calculations in kinematics.

Constant Acceleration

Constant acceleration means that the rate of change of velocity is uniform over time. This condition is critical for the direct application of the standard kinematic equations, as it removes the complications of variable forces acting on the body.

Recommended Videos

Transcript

Ace is your personal tutor. It breaks down any question with clear steps so you can learn.

Start Using Ace

Continue solving this problem

Create a free account to:

View full step-by-step solution
Ask follow-up questions with Ace AI
Save progress and study later