MP Board · Class 9 · Science · MotionWhich of the following equations represents the third equation of motion?
Step-by-Step Solution
The third equation of motion relating final velocity ($v$), initial velocity ($u$), acceleration ($a$), and displacement ($s$) is $2as = v^2 - u^2$.
Detailed Options Breakdown
Option : $v = u + at$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Motion.
Option 1: $s = ut + \frac{1}{2}at^2$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Motion.
Option 2: $2as = v^2 - u^2$ (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: $v = u - at^2$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Motion.
💡 Study Guide: This question tests core syllabus concepts from Motion. For formulas, key summaries, and mock exam reference guides, read the full Motion Revision Notes.