Answer / harsimranjot singh

THE RATED SPEED TELLS US ABOUT THE MAXIMUM SPEED WHICH CAN
BE ACHIEVED BY A VEHICLE OR SOME OTHER MACHINE BUT THE
ECONOMICAL SPEED MEANS THE SPEED LIMIT AT WHICH THE MACHINE
WORKS EFFICIENTLY WITH LEAST CONSUMPTION OF FUEL.EG-
IN NORMAL BIKES(NOT RACING),THE MAX.SPEED LIMIT SHOWN ON
SPEEDOMETER IS UPTO 120 KMPH BUT COMPANIES ALWAYS ADVICE
THEIR CUSTOMERS TO DRIVE SUCH BIKES AT AROUND 60 KMPH TO
HAVE MAXIMUM MILEAGE

Answer / arshad

THE RATED SPEED TELLS US ABOUT THE MAXIMUM SPEED WHICH CAN
BE ACHIEVED BY A VEHICLE OR SOME OTHER MACHINE BUT THE
ECONOMICAL SPEED MEANS THE SPEED LIMIT AT WHICH THE MACHINE
WORKS EFFICIENTLY WITH LEAST CONSUMPTION OF FUEL.
EG-in normal bike speed upto120km/hr is the rated speed.
& the speed shown in green colour is the ECONOMICAL SPEED

Answer / praveen

rated speed is max speed at which machine can be operated
and economic speed is that speed at which the efficiency is max.

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