14. [-/6 Points] DETAILS SERCP11 12.6.P.058. A weightlifter has a basal metabolic rate of 69.0 W. As he is working out,

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14 6 Points Details Sercp11 12 6 P 058 A Weightlifter Has A Basal Metabolic Rate Of 69 0 W As He Is Working Out 1 (24.05 KiB) Viewed 8 times

14. [-/6 Points] DETAILS SERCP11 12.6.P.058. A weightlifter has a basal metabolic rate of 69.0 W. As he is working out, his metabolic rate increases by about 650 W. (a) How many hours does it take him to work off a 450-Calorie bagel if he stays in bed all day? (b) How long does it take fm if he's working out? (c) Calculate the amount of mechanical work necessary to lift a 161-kg barbell 1.90 m. (d) He drops the barbell to the floor and lifts it repeatedly. How many times per minute must he repeat this process to do an amount of mechanical work equivalent to his metabolic rate increase of 650 W during exercise? (e) Could he actually do repetitions at the rate found in part (d) at the given metabolic level? Yes No MY NOTES ASK YOUR TE Explain