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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
458 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
436 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
418 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
480 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
665 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
804 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
485 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
736 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
618 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
520 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
626 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
665 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
675 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
772 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
697 views
