bigpapi07 Posted September 19, 2015 Share Posted September 19, 2015 How much energy is required to lift a 4500 lb car 16 inches? Express in lb-ft, joules and btu. i am a beginner in physics and i am having trouble finding how to do this problem. Link to comment Share on other sites More sharing options...
imatfaal Posted September 19, 2015 Share Posted September 19, 2015 Show us what you have done so far - we don't just give out answers Maybe start with showing conversions to metric and whatever you need to use for BTU Link to comment Share on other sites More sharing options...
bigpapi07 Posted September 22, 2015 Author Share Posted September 22, 2015 I was not looking for just an answer, I was looking for a starting point or a shove in the right direction. It is all new to me. Link to comment Share on other sites More sharing options...
iNow Posted September 22, 2015 Share Posted September 22, 2015 Maybe start by converting the units. What have you done so far? Link to comment Share on other sites More sharing options...
bigpapi07 Posted September 22, 2015 Author Share Posted September 22, 2015 w=FxD F=4500 D=1.3 W=5850 Link to comment Share on other sites More sharing options...
imatfaal Posted September 22, 2015 Share Posted September 22, 2015 Units? Science is meaningless without units - 4500 what? Link to comment Share on other sites More sharing options...
bigpapi07 Posted September 26, 2015 Author Share Posted September 26, 2015 lbs Link to comment Share on other sites More sharing options...
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