You probably need a bigger radiator.
When the cab and trailer swivel at the linkage until they form a V shape (in excess of 90 degrees), as the result of an abrupt stop or accident. The term is used because, viewed from above, the truck and trailer resemble a jackknife being opened or closed.
Class C is any vehicle up to 26,000 lbs. GVWR, and not towing a trailer in excess of 10,000 lbs. GVWR. Class B is any vehicle with a GVWR in excess of 26,000 lbs., and not towing a trailer in excess of 10,000 lbs. GVWR.
No, it's in excess of 1,500 degrees celsius.
If the Gross Combined Weight Rating of the truck and trailer is in excess of 26,000 lbs, yes.
Laws vary by jurisdiction. In the US, a trailer with a GVW in excess of 3,000 lbs. to 6,000 lbs. - dependent on state - must have an independent braking system. A tandem axle trailer would require a brake system in all states.
The horsepower rating on a 1986 Chevy Suburban with a 350 motor is between 180 and 200. This allowed these sport utility vehicles to perform well when weighing in excess of 5,000 pounds.
Class A and B are about the Gross Vehicle Weight rating (GVWR). Class A is GVWR in excess of 26,001lbs towing a trailer in excess of 10,000lbs. Class B is the same weight towing a trailer less than 10,000lbs. Class C is for transporting more than 16 passengers or Hazardous Materials.
When you begin to see signs of excess wear, fraying, cracking, or other damage.
If the Gross Vehicle Weight Rating of the trailer doesn't bring the Gross Combined Weight Rating of the entire combination in excess of 26,000 lbs, you don't need a CDL for it.
If the Gross Combination Weight Rating of the two vehicles (power unit and trailer) is in excess of 26,000 lbs., then no.
That depends. If it's a commercial use vehicle and the Gross Combination Weight Rating of the two vehicles is in excess of 26,000 lbs., then yes. If it's something like an RV trailer being used for personal recreational use, then no. The length of the trailer is irrelevant.
IF it is for commercial/business purposes and IFthe trailer and tow vehicle come up to a Gross Combination Weight Rating in excess of 26,000 lbs., then yes, you need a Class A CDL.