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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define impulse in relation to force and time.
💡 Hint: Think of the formula: Impulse = Force × Time.
Question 2
Easy
What does an impulsive force refer to?
💡 Hint: Consider examples like collisions or strikes.
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
Impulse is equal to which of the following?
- Force × Time
- Mass × Velocity
- Acceleration × Time
💡 Hint: Think about the formula for impulse.
Question 2
True or False: An impulsive force acts for a long duration.
- True
- False
💡 Hint: Consider the characteristics of impulsive forces.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A bullet of mass 0.02 kg is fired at 400 m/s. Calculate the impulse on impact if it comes to a stop after hitting a target in 0.01 seconds.
💡 Hint: Use the definition of impulse in terms of momentum.
Question 2
A car wreck occurs where the vehicle decelerates from 30 m/s to rest in 2 seconds due to an impulsive force. Find the average force exerted if the car's mass is 1000 kg.
💡 Hint: Relate impulse back to force and time, considering the change in momentum.
Challenge and get performance evaluation