Mechanical Engineer Salary. A Mechanical Engineer earns an average salary of $66,890 per year. Most people move on to other jobs if they have more than 20 years' experience in this career. Experience has a moderate effect on income for this job. $50,160 - $93,233.
No, that means the engine produces 250 horse power at 6400 revolutions per minute. RPM means rotation/revolution(s) per minute,rpm is concerned to Engine whose pistion moves in rotation inside the drum , RPM is important bcoz larger the RPM larger the force it produces whic moves the wheel of your bike , or car. what is ideal rpm for new car. RPM of a car means revolutions per minute. minute.
Idle speed is the rotational speed the engine runs on when the engine is uncoupled to the drivetrain and the throttle pedal isn't depressed (generally measured in revolutions per minute, or rpm, of the crankshaft) of a combustion engine.