Answer / sushil deore

For back Pressure

Answer / vairaprakash

1. SOMETIMES PRIME MOVER(ENGINE PART) AND TRAILER GETS
SEPERATED
2. WE CAN PLACE THE EXHAUST MUFFLER NEAR THE FRONT TYRES.
IT HAS A GREAT DISADVANTAGE THAT IN THE HIGHWAYS TRUCKS
MOVES AT HIGH SPEED SO THAT TYRES ARE ALREADY IN A HIGH
HEAT IF THE EXHAUST GAS CONTINUOUSLY FLOWS ON THE TYRES IT
ALSO INCREASES THE TEMPERATURE OF TYRE AND LEADS TO
PROBLEMS.
3. TO PROVIDE A NATURAL DRAUGHT FOR THE EXHAUST GASES AS
LIKE CHIMNEYS IN THE POWER PLANTS

Answer / alok ranjan gautam

It is generally used to reduce the exhaust noise n also to reduce back pressure.

Answer / pramod

For Pollution purpose

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