Kinematics Model Rocket problem

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SUMMARY

The discussion focuses on solving a kinematics problem involving a model rocket launched with an initial speed of 49.6 m/s and a constant upward acceleration of 1.83 m/s² until it reaches an altitude of 155 m. The maximum height can be calculated using the kinematic equations: v² = u² + 2a(s - s₀) and s = s₀ + ut + 1/2at². The time to reach maximum height and the total time in the air are also derived from these equations, providing a comprehensive understanding of the rocket's motion.

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  • Understanding of kinematic equations in physics
  • Familiarity with concepts of initial velocity and acceleration
  • Ability to solve quadratic equations
  • Knowledge of projectile motion principles
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  • Study the derivation of kinematic equations in detail
  • Practice solving problems involving constant acceleration
  • Explore the effects of varying acceleration on projectile motion
  • Learn about real-world applications of kinematics in rocketry
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Students studying physics, educators teaching kinematics, and hobbyists interested in model rocketry will benefit from this discussion.

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Kinematics Model Rocket problem !

A) A model rocket is launched straight upward with an initial speed of 49.6 m/s. It accelerates with a constant upward acceleration of 1.83 m/s2 until its engines stop at an altitude of 155 m. What is the maximum height reached by the rocket?

B) How long after lift off does the rocket reach its maximum height?

C)How long is the rocket in the air?
 
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Homework Equations


v2=u2+2a(s-s0)

v=u+at

s=s0ut+1/2at2

you will need these

The Attempt at a Solution


you will need to do this
 

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