Human Performance 4

Human Performance 4 - Another example • 30 high hill and...

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Human Performance 4 16:13 Efficiency = Work is energy used Eg=Work Done/Energy Used Enet=Work/Energy-Rest Example: Give than : o u=600KGM/Min o Vo2=1.6 CO2/min o Rest VO2=.2CO2/min So, Eg=600/1.6x2153=600/3445=17.47 So En=600/(1.6-.2)=600/1.4(2153)=600/3014=207 10 Cal/Min @ 100% Efficiency Ex: o Machine 1   10% would be 100 o Machine 2   20% would be 50 o Machine 3   30% would be 33.3 o Machine 4   40% would be 25 Another Example: Runner 1    160lbs   5’10” Runner Runner 2   160lbs   5’10” Controls o Training doesn’t modify efficiency.  Derek Clayton and Greta Waitz “Marathoners”  20% Less Movement Marathoners Vs. Middle Distance o Economy o Fuel Reserves are the limit factors
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Unformatted text preview: Another example: • 30% high hill and 24% low hill o the expenditure is 30-24=6%-This set of population were measured in the treadmill • Pre-Pubertal o Less Economically. 9-10 years old • High School o 16 – 18 years old • USC o 19- 22 years old In Swimming, decrease energy expenditure or increase economy. Caloric Equivalents of Food • Food o Alcohol 7.0 Cal/gm ~3500Cal/Lb o Fat 9.1 Cal/gm ~4100Cal/Lb Protein/CHO 4.0 Cal/gm ~1800Cal/Lb • Vodka 1 ounce is 28grams o 2oz 1oz = 28 so it is 196 calories per shot • 16:13 16:13...
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This note was uploaded on 10/28/2010 for the course EXSC 205Lxg taught by Professor Girandola during the Spring '07 term at USC.

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Human Performance 4 - Another example • 30 high hill and...

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