Time in the barrel

Classical Mechanics Level 1

The speed of a bullet is measured to be \( 640 \text{ m/s} \) as the bullet emerges from its \( 1.20 \text{ m} \) long barrel. Assuming a constant acceleration, find the time that the bullet spends in the barrel after it is fired.

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Time in the barrel

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100 Day Summer Challenge

Time in the barrel

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, conceptual quizzes.

Our wiki is made for math and science

Master advanced concepts through explanations, examples, and problems from the community.

Used and loved by 4 million people

Learn from a vibrant community of students and enthusiasts, including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.