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    Automotive Why does automatic emergency braking not work in all speeds?

    Adaptive/active/radar cruise control (Update: It is not adaptive cruise control. It is automatic emergency braking) works only at or below 50 miles (per hour) in some high end cars like range rover, and even below that in other cars. Does anyone know why? Thanks a lot
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    In batteries, does stored energy vary with battery voltage?

    Hi For a 1200 watt tool, there are 20, 40 and 60 volt batteries, and in the case of a 2 amp hour (7200 Coulomb) battery, using energy = charge x voltage gives different values of stored energy for each of the three batteries, which are 144000, 288000 and 432000 Joules. Is this correct? Thanks
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    AC vs evaporative cooler: ratio of (BTUs/hr)/electric watts

    Hi Air conditioner vs evaporative cooler: ratio of (BTUs/hr) / electrical watts I know evaporative coolers do not state BTUs/hr. I do not know why. Did anyone try them and record time taken to cool. I found this example, but I do not know if it is practically relevant...
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    Air conditioner Power vs BTU

    Hi Air conditioners power should vary with thermostat and fan/Airflow rate levels. Is there data on Power vs BTU? Is it directly proportional? Thanks
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    Online function grapher with downloadable result values?

    Hi Anyone knows? Thanks a lot
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    Any video player that shows time in fractions of a second?

    Hi Thanks for the help
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    OCR that recognizes equations?

    Hi I know InftyReader Does anybody know anything else? Thanks a lot
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    Course selection: Functional Ceramics vs Principles of Metal

    Hi What is more beneficial as a graduate course? Functional Ceramics vs Principles of Metal Forming? Please tell me what you think Thanks a lot
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    Mechanical engineering research/project fields

    Hi If anyone has job prospect info, statistics or anything about these, please tell. Thanks a lot Energy and Fluid Systems Manufacturing and Dynamic Systems Materials Engineering
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