Calculating Thrust Needed for 200g Model Rocket Acceleration

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In summary, the thrust of a model rocket is calculated by multiplying the mass of the propellant by the velocity of the exhaust gases. The formula for calculating thrust is T = m * v, where T is the thrust in Newtons, m is the mass of the propellant in kilograms, and v is the velocity of the exhaust gases in meters per second. The mass of the propellant can be determined by weighing the rocket before and after launch. The average velocity of exhaust gases for a model rocket is typically between 400-1000 meters per second. To calculate the acceleration of a model rocket, the thrust value must be divided by the total mass of the rocket.
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NG12
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Homework Statement


What thrust does a 200g model rocket need in order to have a vertical acceleration of 10.0m/s^2?
A) on earth?
B) on the moon, where g=1.62m/s^2


Homework Equations





The Attempt at a Solution


I am not sure of an equation to use for this problem
 
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NG12 said:

Homework Equations




The Attempt at a Solution


I am not sure of an equation to use for this problem

What physical quantity does thrust refer to? You have a hint: they have given acceleration and mass.
 

FAQ: Calculating Thrust Needed for 200g Model Rocket Acceleration

1. How is thrust calculated for a model rocket acceleration?

The thrust of a model rocket is calculated by multiplying the mass of the rocket's propellant by the velocity of the exhaust gases as they leave the rocket's engine.

2. What is the formula for calculating thrust for a model rocket acceleration?

The formula for calculating thrust is: T = m * v, where T is the thrust in Newtons, m is the mass of the propellant in kilograms, and v is the velocity of the exhaust gases in meters per second.

3. How do you determine the mass of the propellant for a model rocket?

The mass of the propellant can be determined by weighing the rocket before and after the launch. The difference between the two weights is the mass of the propellant.

4. What is the average velocity of exhaust gases for a model rocket?

The average velocity of exhaust gases for a model rocket is typically between 400-1000 meters per second. However, this can vary depending on the specific engine used.

5. How can I calculate the acceleration of a model rocket using the thrust value?

The acceleration of a model rocket can be calculated by dividing the thrust value by the total mass of the rocket (including the propellant). This will give you the acceleration in meters per second squared (m/s^2).

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