NCERT · Class 9 · Science · MotionRate of change of displacement is known as:
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Total Attempts: 20
Accuracy Rate: 30%
Step-by-Step Solution
Velocity is defined as the displacement of an object per unit of time. Mathematically, it is the rate of change of displacement. Since displacement is a vector quantity, velocity is also a vector quantity, having both magnitude and direction.
Detailed Options Breakdown
Option : Speed
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Motion.
Option 1: Velocity (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Acceleration
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Motion.
Option 3: Distance
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.