Recent content by 200bhp

I'm glad I'm not the only one who found this to be more puzzling that it seems. We know from experience that the tractor will spin it's wheels - On a few occasions the railway brakes have been left on and the tractor driver found he couldn't push the cars.

I'm trying to answer all of the above.

Thanks for your reply, Simon. The trucks are on standard rail wheels/axles that are free to turn when the brakes are released - The tractor is used to shunt them around in the yard so they can be loaded at a platform. Once loaded they're pushed out of the way into a siding area from where a...

Hi everyone! I'm struggling to get my head around a calculation having not done any physics studies for 10 years - My brain is a little rusty. Please consider the following scenario: Railway trucks (railroad cars) are shunted around a yard using a tractor (Its a farm tractor on rubber tyres)...