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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define instantaneous velocity in your own words.
💡 Hint: Think of a snapshot of an object's motion.
Question 2
Easy
What is the SI unit of acceleration?
💡 Hint: Consider how velocity changes over time.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the definition of instantaneous velocity?
💡 Hint: Consider how velocity is defined over a small time interval.
Question 2
Average acceleration is calculated as:
- (v2 - v1)/(t2 - t1)
- (v1 + v2)/2
- v0 + at
💡 Hint: Review how acceleration relates to change in velocity.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
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.
Question 2
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.
Challenge and get performance evaluation