PPRuNe Forums - Search Results

Search: Posts Made By: csmorris

Showing results 1 to 5 of 5
Search took 0.00 seconds.

Forum: Rotorheads

6th Dec 2004, 19:27

Replies: 56

Helicopter in a box....

Views: 7,757

Posted By csmorris

Not likely. You need a pretty large pressure...

Not likely. You need a pretty large pressure differential to experience the bends. For every 30 ft a diver descends, he experiences an additional 1 atmosphere of pressure (actually a little less...

Forum: Rotorheads

6th Dec 2004, 00:47

Replies: 56

Helicopter in a box....

Views: 7,757

Posted By csmorris

Einstein would like a word with you :E ...

Einstein would like a word with you :E

Neither mass nor energy can be created or destroyed. They can be exchanged for one another, but this typically happens (on a macroscopic scale) inside a...

Forum: Rotorheads

3rd Dec 2004, 20:19

Replies: 56

Helicopter in a box....

Views: 7,757

Posted By csmorris

Matt, Are you looking for aviation specific...

Matt,

Are you looking for aviation specific stuff, or just physics riddles in general? The question in this thread is typically posed in physics classes as the "bird in a bottle experiment," so...

Forum: Rotorheads

3rd Dec 2004, 11:17

Replies: 56

Helicopter in a box....

Views: 7,757

Posted By csmorris

The center of mass of a closed system can be...

The center of mass of a closed system can be considered a point where all mass is concentrated. Any external forces that act on the system (like the scale pushing up from the earth in opposition to...

Forum: Rotorheads

3rd Dec 2004, 07:37

Replies: 56

Helicopter in a box....

Views: 7,757

Posted By csmorris

Warning: rambling answer from an insomniac...

Warning: rambling answer from an insomniac physics major contained within.

If the box is sealed, the helicopter and box form a closed system. Physically speaking, the question becomes not what...

Showing results 1 to 5 of 5