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I'm asking specifically about rail drag cars (the long ones). The large engine should be lifting the front wheels off the ground and right over the car but they don't seem to.

What is the physics involved in this? DO NOT give me an answer about aerodynamics, I'm talking about before the car gets up to speed.

2006-10-12 14:16:22 · 7 answers · asked by Hadyn G 1 in Sports Auto Racing

I've seen some with wheelie bars and some without. I've also seen some with nothing more than "trolley" wheels at the front. How do they do the weight balancing?

2006-10-12 14:26:37 · update #1

It takes just 15/100ths of a second for all 6,000+ horsepower of an NHRA Top Fuel dragster engine to reach the rear wheels.

So please stop saying that the spoilers keep it on the ground. I'm thinking that weight must added to the nose.

2006-10-12 16:16:44 · update #2

7 answers

The short answer: It has to do with vertical force on the rear wheels. The long ( an very technical) answer is at the link below.

2006-10-13 04:36:12 · answer #1 · answered by hmguy01 2 · 0 0

it could be multiple reasons, 1. the "wings" on the very front of drag cars act as a spoiler 2. counter weight effect 3. wheelie bar and im sure there are more

2006-10-12 14:25:05 · answer #2 · answered by Micah B 1 · 0 0

You mean dragsters? if you look to the back of them they have wheelie bars out back that force the front end down by spring pressure.

2006-10-12 14:21:51 · answer #3 · answered by mister ss 7 · 0 0

Just a guess: The long front end acts as a counter weight.

2006-10-12 14:22:30 · answer #4 · answered by Anonymous · 0 0

Weight balancing.

2006-10-12 14:23:46 · answer #5 · answered by mad_mav70 6 · 0 0

spoilers at the front, OF COURSE. Regretably, the front end does not always stay in the ground, he he

2006-10-12 15:57:39 · answer #6 · answered by fcogpr 2 · 0 0

the angle of the soilers on the front of the car,I would think, and the force of the forward thrust being generated.

2006-10-12 14:45:33 · answer #7 · answered by deadwoodjunkie 2 · 0 0

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