Wednesday, June 4, 2008

Rebel Rockets-Day 13

Today we went to the hobby shop to buy the A engines. After that, we quickly built another rocket with one of the A engines fitted into it to see how high it would go. It ended up going about 300 feet, which is much lower than the C engines we've been using , and much less exciting than the C engines. However, this is a good height because it would be harder to lose the rockets and we really need to start testing out the other variables. Also, we finally received the accelerometer. It will be difficult to figure out a way to mount them within the rocket.

-Christian

We got our new engines today, the A ones. We rushed a rocket to test the height and see how it would fit in our fuselages, it looked kind of strange because of the size difference, but it worked. We launched it and it went up a good amount still, but not even close to the C engines, so it was kind of lame in comparison, but we finally recovered a rocket. But, for doing our research, it probably is better since we need to test variables. Lastly, we got our accelerometer and hopefully can figure out a way to safely put it in the rocket and in such a way it will do its job.

-Mike B.

Today, we got the accelerometer, and the new engines. We quickly built a rocket with the engine and tested it. It went a reasonable height up and was easily obtained. I believe that these will work much better. The accellerometer is slightly larger than we anticipated, so we will have to create a larger fuselage for the rockets.

-Ben W.

Today we started by acquiring the new A3-4T engines at the hobby shop. They were smaller than we expected. We quickly built a rocket so we could test the new engines. The rockets went a much shorter height up compared to the C engines, but we were easily able to recover the rocket. This is important because we need to save the accelerometer for reuse. We later got the accelerometer and will need to figure out a way to fit it in our rockets. We also took our first steps to refiguring our calculations for the A engines.

-Scott

After buying the A3-4T engines we slapped together a rocket to determine whether or not they offered sufficient propulsion for the rocket. The rocket only went up a fraction of how high it had been previously, but we decided that due to the importance of being able to recover the accelerometer after every launch we would have to be satisfied with this. Later we met Tim and took the accelerometer from him. Due to its size we are going to need to significantly increase the diameter of our rockets.

-Mike S

We went to the hobby shop to buy some A3-4T rocket engines that are weaker than the C engines we were using. We need a smaller engine so we don't end up losing our rockets like the last few times. We created a rocket with the A3 rocket fitted and went to the school to launch it. It went up around 300 feet which is not as much as the C engine. This engine seems to be the right size even if it is not as impressive as the C. We also received our accelerometer today and hopefully we can get to testing our variables soon.

-Kushal

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