2 - MOTION IN A STRAIGHT LINE - Introduction
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Practice Questions
Test your understanding with targeted questions
Define instantaneous velocity in your own words.
💡 Hint: Think of a snapshot of an object's motion.
What is the SI unit of acceleration?
💡 Hint: Consider how velocity changes over time.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the definition of instantaneous velocity?
💡 Hint: Consider how velocity is defined over a small time interval.
Average acceleration is calculated as:
💡 Hint: Review how acceleration relates to change in velocity.
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Challenge Problems
Push your limits with advanced challenges
An object moves according to the equation x(t) = 5t² + 2t + 1. What is the instantaneous velocity at t = 3 seconds?
💡 Hint: Use differentiation to find the velocity function.
A car travels 120m in 4 seconds. It then accelerates uniformly to 80 m/s in 10 seconds. What is its total displacement?
💡 Hint: Break it down into two segments: distance before and during acceleration.
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