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    praveenkumarpj's Avatar
    praveenkumarpj Posts: 3, Reputation: 1
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    #1

    Aug 13, 2009, 11:44 AM
    Air- fuel ratio of petrol engine
    Hai everybody,
    I have a doubt...
    How the air - fuel ratio of petrol engine is measured..
    By volume or by weight.. hy..
    gagmahal's Avatar
    gagmahal Posts: 1, Reputation: 1
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    #2

    Mar 10, 2010, 12:39 PM
    By weight.. common a/f ratio of 14.7:1.. tht is by weight
    niky.gopani's Avatar
    niky.gopani Posts: 2, Reputation: 1
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    #3

    Oct 18, 2010, 07:27 AM
    no it is % by volume...
    14.7 :1 is ratio means 1litre of petrol= 14.7 litre of air
    Niki Gopani
    Ahmedabad
    niky.gopani's Avatar
    niky.gopani Posts: 2, Reputation: 1
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    #4

    Oct 18, 2010, 07:30 AM

    If we do comparison of emission norms and emission factor...
    Which one is greater? And why?

    As per me.. emission factor must be more than norms... but I did comparison... and see the results are emission norms are greater than standards..
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