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Ascending into Space:Bombs vs Elevators
Prerequisites
You should be familiar with the following topics:
-
Geometry
-
Vectors
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Circular motion (A Level)
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Gravitation (A Level)
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Differential and Integral Calculus (A Level)
Introduction
Rockets


Fig 1a
Fig 1b
(1)
(7)
(6)
(5)
(4)
(3)
(2)


Elevators

Fig 2a

Fig 2b
(10)
(9)
(8)
No Counterweight
(14)
(13)
(12)
(11)
Counterweight
(16)
(15)
Maximum Tensile Strength

(18)
(17)
References
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history.nasa.gov/SP-4404/app-b8.htm
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en.wikipedia.org/wiki/Specific_impulse
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Bostock, L., and S. Chandler. Further Mechanics and Probability. Thornes, 1985.
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