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Questions and answers by
Sean Francis C. Nocete
Questions (15)
7.28) Confirm the values for the power output of the heart given in table 7.2 for an active person by starting with the values
1 answer
416 views
7.27) Under extreme circumstances total flow rate in the circulatory system may reach 38 liters/min, (633 cm^3/sec). A.
0 answers
414 views
7.26) A. Calculate the pressure (in N/m^2) that must be supplied by the "muscle pump" to create a pressure equivalent to 150 cm
0 answers
392 views
4.30) The useful power output of Bryan Allen, who flew a human-powered airplane across the English Channel on June 12, 1979, was
0 answers
454 views
4.28) A. Calculate the horsepower needed for a 1200 kg car to climb to an altitude of 1000 m from sea level in 1 hr.
B. If the
0 answers
642 views
7.5) If the maximum force that an eardrum can withstand without breaking is 3.0 N and the area of the eardrum is 1.0 cm^2.
A.
1 answer
768 views
7.4) If the pressure in the cerebrospinal fluid surrounding the brain of an infant rises to 85 mm Hg (5-12 mm Hg is normal), the
0 answers
463 views
6.23) In a measurement of a man's density he is found to have a mass of 65.0 kg in air and an apparent mass of 1.50 kg when
2 answers
696 views
6.15) You wish to design a hydraulic system so that a force put into it would be increased by a factor of 100.
a. What must be
1 answer
581 views
7.3) a. Calculate the pressure exerted on a disk in the lower back having an area of 20 cm^2 if a woman stands erect and
1 answer
497 views
5.29) The formation of condensation on a cold glass of water will cause it to warm up faster that it would have otherwise. If
1 answer
594 views
6.22 )An ornithologist weighs a bird bone in air and in water to find the bone's density. The mass of the bone in air is 25.0 g
1 answer
636 views
7.1) The pressure in the esophagus is -10 mm Hg. Convert that pressure to centimeters of water, as it would be measured by a
1 answer
643 views
6.21) Calculate the density of a person who floats in fresh water with 5.0% of her volume above the surface.
Note: Provide
1 answer
751 views
6.20) Calculate the density of a fluid in which a hydrometer of uniform density 0.80g/cm^3 floats with 90% of its volume
1 answer
676 views
