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3 questions
0
votes
1
answer
379
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Idling a cold engine before driving away: contradictory advice
With modern combustion engines it is common advice that idling before driving away for more than a few seconds (to build up oil pressure) does more harm than good, even in "arctic" winter conditions (...
4
votes
4
answers
183
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Work over time; humans versus automobiles
I've been doing some research lately on torque and horsepower to understand how they are connected to one another.
Take my car, a 2.0 TDI, outputs 390 Nm torque. 390 Nm alone without considering an ...
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9
votes
3
answers
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Why do electric motors produce peak torque instantly vs gasoline engines
On a separate forum, someone had asked why electric cars do not have transmissions.
The simple answer was that electric cars produce peak torque at any RPM but the gasoline engine needs to rev up to ...
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