Homework Help: Physics

Posted by Kristina on Friday, May 6, 2011 at 10:08am.

Inside the cylinders of a diesel engine, the mixture of fuel and air is compressed to about 1/20 of its original volume. Although diesel engines have no spark plugs to ignite this mixture, it ignites anyway because of what?

Physics - drwls, Friday, May 6, 2011 at 12:35pm
Compression results in heating of the mixture. The heating is enough to cause ignition.

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