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From: jnixon@andrew.ATL.GE.COM (John F Nixon)
Newsgroups: sci.space.shuttle
Subject: Re: Shuttle engine failure on the pad
Keywords: shuttle engine failure
Message-ID: <231@puma.ge.com>
Date: 16 Mar 90 23:14:22 GMT
References: <140@caslon.cs.arizona.edu>
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kevin@cs.arizona.edu (Kevin Strietzel) writes:
>What happens if one SRB ignites, but the second won't go?

The orbiter/external tank/SRBs tumble over to the side due to unbalanced
thrust.  One enormous fireball results.

>Or one (or more) of the SSME's won't go?

The launch is stopped.  They light the SSMEs *before* the SRBs.

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