The rate of blood flow through a major artery is plotted over a single heart beat. If the forward-flow portion of the heartbeat has a duration of 0.20 s, which value best represents the heart rate, in beats per minute? Q (cm³/s) volume flow rate vs t + time 180° 360°

Q: The radius of an artery decreases from 1.2 to 0.50 cm due to atherosclerosis. If the average blood…

A: Given: Radius r1=1.2 cm ; radius r2=0.5 cm Velocity v1=40 cm/s To find: v2=? Continuity equation…

Q: What is the mass, in kg, of a deep breath of air having a volume of 2.00 L

A: Given, Volume =2 L the density of air is  1.29 kg/m^3 Density=Mass/volume Mass=Density x Mass

Q: The rate of blood flow through a major artery is plotted over a single heart beat. If the…

A: Given The time period of 1 beat is T=0.30 s. heartbeat is the frequency of the wave formed by the…

Q: blood flows through the aorta at an average speed of v=18 cm/s. The aorta is roughly cylindrical…

A: The answer is below

Q: A person is 1.7 m height and in a standing position experiences upward acceleration. If the blood…

A: Here,  height difference between heart and brain (h)= 40 cm = 0.40 m pressure difference (P2 - P1) =…

Q: What is the density (in vehicles/km/lane) if I have a 2 lane road, with a total of 60 vehicles, and…

A: Given data: Number of lane = 2 Total number of vehicles = 60 Road length = 500 m = 1/2 km = 0.5 km…

Q: Suppose blood is pumped from the heart at a rate of 4.9 L/min into the aorta of radius 1.1 cm.…

A: pumping rate of blood = 4.9L/min = 4900 ml/min = 4900 ml/60 sec = 81.67 ml/sec = 81.67 cm3/secRadius…

Q: A measuring cylinder contains some water. When a stone is put in the water, the level rises. What is…

A: Concept

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A:

Q: garden hose with a cross sectional area of 3.20 x 10-4 m2 is used to fill a bucket with a volume of…

A: garden hose with a cross sectional area of 3.20 x 10-4 m2 is used to fill a bucket with a volume of…

Q: A block of wood measuring 5cm x 3 cm x 10 cm has a mass of 90 grams. What is the density of the…

A:

Q: While researching fluid dynamics, you come across a reference to the dimensionless number called the…

A: Write the expression for capillary number.

Q: What is the unit of density in the international system? A. g/cm3 B. Kg/cm3 C. Kg/m2 D.m3/Kg

A: In standard International system of unit.

Q: The average density of the sea is 1.024 x 10° kg/m. If you are given 0.5 L of the sea water, how…

A: Given: The average density of sea ρ=1.024×103 kg/m3 = 1.024 g/cm3. Volume of sea water (V) = 0.5 L.…

Q: 3. A  cylinder  displaces the level of water in the graduated cylinder by 14.5 mL.    Calculate the…

A:

Q: The flow rate of blood through the average human aorta, of radius 1.0 cm, is about 90 cm³/s. What is…

A: Radius, r = 1 cm Flow rate, Q = 90 cm³/s Speed, v = ?

Q: A house is 45.0 ft long and 30 ft wide and has 9.0 ft-high ceilings. What is the volume of the…

A: Given : L = 45 ft B = 30 ft H = 9 ft 1 foot = 0.305 m

Q: Liquid flows at the rate of 0.086 m³/s through a pipe that is 7.4 cm in diameter. What is the…

A:

Q: Sarah G went to her outside faucet in garage to fill a 0.0189 m³ bucket with water to bath her dogs.…

A: Given data:  Volume (V) = 0.0189 m3 Velocity (v) = 0.61 m/s Radius (r) = 0.0078 m Required: The time…

Q: A house is 50.0 ft long and 25 ft wide and has 7.0 ft-high ceilings. What is the volume of the…

A: Volume of a cuboid house is given by V = lbh l is length = 50 ft = 15.24m b is breadth = 25ft =…

Q: An auditorium measures 40.0 m x 20.0 m x 12.0 m. The density of air is 1.20 kg/m3. What are (a) the…

A:

Q: A cylinder has a mass of 80.0 g when empty and105.0 g when filled with water. The density of water…

A:

Q: The units for viscosity in the centimeter-gram-second (CGS) system is poise or g/cm.s. The viscosity…

A: The viscosity is given by,

Q: Calculate how many beats the heart make in one day. (Given: 70 beats per minute) b. a. The stroke…

A:

Q: The mass and density of a solid sphere are measured to be (12.4+ 0.1) kg and (4.60 ±0.2) kg/m°. The…

A: Given: The mass is m+∆m=12.4±0.1kg The density is ρ±∆ρ=4.6±0.2kg/m3

Q: What is the volume of an object that has a density of 500 kg/m3 and a mass of 60 kg? Group of answer…

A: Given data:  Density (ρ) = 500 kg/m3 Mass (m) = 60 kg Required: Volume (V)

Q: Suppose blood is pumped from the heart at a rate of 4.5 L/min into the aorta of radius 1.2 cm.…

A: Write the given values with the suitable variables. Q=4.5 L/min=4.5×10360 cm3/s=75 cm3/sr=1.2 cm…

Q: An ingot of metal with the dimensions shown below has a mass of 1600 kilograms. What is the density…

A:

Q: If you tried to smuggle gold bricks by filling your backpack, whose dimensions are…

A:

Q: Block A Block B Block C 2 cm 2 cm 2 cm 2 cm 2 cm 2 cm 2 cm 2 cm 2 cm Block A, Block B, and Block C…

A: Density define as mass per volume.       i e    Density = mass/ volume  .

Q: Compute the drop in blood pressure along a 30 cm length of artery of radius 0.5 cm. Assume that the…

A:

Q: Blood is flowing through an artery of radius 5 mm at a rate of 34 cm/s. Determine the flow rate and…

A: radius of artery= 5 mm or 0.5 cm velocity= 34 cm/s time= 35 s

Q: A student experimentally determines the density of a metal to be 5.0 g/cm^3. What is the most likely…

A: The density of the metal which is experimentally determined by the student is ρ = 5.0 g/cm3.

Q: A solid brass sphere weighs 190 N in air and has a density of 8.6 x 10 kg/m3. What is its volume?…

A:

Q: A website stated that the average body density is 0.001 kg/cm3. Is this the same as 62 lbs/ft3? (1…

A: average body density (d) = 0.001 kgcm3

Q: Blood flows through the aorta at an average speed of v = 18 cm/s. The aorta is roughly cylindrical…

A: Velocity, v = 18 cm/s Radius, r = 14.8 mm = 14.8/10 cm = 1.48 cm

Q: A tank is filled with oil whose density is r 5 850 kg/m3. If the volume of the tank is V 5 2 m3,…

A: The density of the oil,

Q: Column A (a) Volume of a liquid (b) Area of a leaf (c) S.I. unit of volume (d) S.I. unit of density…

A: Introduction :- Here we see that on the left side i.e., column A we are given with physical quantity…

Q: A house is 60.0 ft long and 25 ft wide and has 8.0 ft-high ceilings. What is the volume of the…

A: Given : L = 60 ft = 60(0.305) = 18.3 m B = 25 ft = 25(0.305) = 7.625 m H = 8 ft = 8(0.305) = 2.44 m

Q: The average flow rate of urine out of a person's kidneys is typically 1.2 mL/min. Express the rate…

A:

Q: Express the answer in standard scientific notation with the appropriate number of significant…

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Q: An auditorium measures 35.0 m x 25.0 m x 5.0 m. The density of air is 1.20 kg/m³. (a) What is the…

A:

Q: What mass of fresh water (in kg) can be contained in a box whose dimensions are 270 mm by 257 mm by…

A: 1mm = 10-3 m    if volume of box is V  and density of liquid stores in it is d  and mass of liquid…