q24 As part of the SLE123 assignment, one group makes a manometer using olive oil because it is much less hazardous than mercury. density of mercury = 13 600 kg/m3 density of olive oil = 917 kg/m3 Briefly comment on the effectiveness of the olive-oil manometer compared to a normal mercury manometer, and any challenges making one. Hint: In your answer, make sure that the comment is related to a physics principle covered in this unit.

Q: For the given graph of speed vs. time of fluid through a blood vessel with a 0.40 cm, there is a…

A: GivenRadius of blood vessel ,r=0.40 cmTotal flow per beat  ,Volume=9.5 cm3From graphMaximum velocity…

Q: The bends during flight. Anyone who scuba dives is advised not to fly within the next 24 h because…

A: Given Data: Depth of water is d=22 m Altitude is H=7.1 km Air density at H altitude is 0.85 kg/m3

Q: Part A Estimate the pressure needed to raise a column of water to the same height as a 46-m-tall…

A: Given that, The height of the pine tree is h=46m   And we have to calculate the pressure required to…

Q: A research submarine has a 20-cm-diameter window that is 8.7 cm thick The manufacturer says the…

A: The diameter of the window 20 cmThe window can withstand  N of forceThe area of the windowA=πr2The…

Q: A common belief is that a hole in a jet plane can suck a person out. On an episode of a popular TV…

A: The jet plane travels at 508 mph = 227.09m/s  At a altitude of 25500 ft  windows on a jet plane…

Q: What is the (approximate) mass of air in a typical room with dimensions 5.9m x 3.5m x 2.6m? Express…

A: Write the expression for the volume of the room and substitute the corresponding values.…

Q: Let ?a represent the density of aluminum and ?f that of iron. Find an expression of the radius (?a )…

A: In the given question, The density of aluminium  = ρa The density of aluminium  = ρf We are required…

Q: A rain gauge consists of a funnel with a diameter D = 10 cm that collects rain and deposits liquid…

A: The density of a fluid is a scalar quantity that means it has only the magnitude and no direction to…

Q: An expression for buoyant force is FB = ρgV, where FB has dimensions [MLT−2], ρ (density) has…

A:

Q: When blood flows along a blood vessel, the flux F (the volume of blood per unit time that flows past…

A:

Q: Suppose two worlds, each having mass M and radius R, coalesce into a single world. Due to…

A: Given: Mass of two worlds =  M Radius of two words = R Density of two words = ρ0 Radius of the…

Q: Newton’s universal law of gravitation states that every particle in the universe attracts every…

A: Answer :---------(a) True  Newton’s universal law of gravitation states that every particle in the…

Q: Your starship, the Aimless Wanderer, lands on the mysterious planet Mongo. As chief…

A:

Q: In medicine, it is often important to monitor the blood flow in certain areas of the body. However,…

A:

Q: Assuming that the top of your head has a surface area of 350 cm², find the magnitude of the…

A: Given    Surface Area of head        A = 350 cm2 = 350 × 10-4  m2    Atmospheric pressure  Patm =…

Q: M1, R1 M2, R2 The sphere on the right has 4 times the mass and 3 times the radius of the sphere on…

A:

Q: One cubic centimeter of a typical cumulus cloud contains 90 water drops, which have a typical radius…

A: Concept: Given: Radius of Single drop (R)=10μmDensity of drop(d)=90 /cm3Height of cylindrical cloud…

Q: If you are a big hiker altitude sickness is very common, due to low oxygen levels. If you were at a…

A: 1) 2424 m above sea level 2)  1735 m above sea level

Q: You are tasked with designing the propulsion system for Eagle Rocketry. You must first figure out…

A: Solution:   Given Values, Propelling burning rate (V)= 10 cm3/sec…

Q: Given: The density of saltwater is approximately 1.025 g/cm3 Required: Calculate how much more…

A:

Q: Within a certain type of star called a neutron star, the material at the center has a mass density…

A:

Q: A plastic sphere floats in water with 49% of its volume submerged. When the same sphere floats in…

A: The density of water, ρw is 1000 kg/m3.   Consider that,  The density of the fluid is ρf and  The…

Q: You are not expected to know anything about particle physics to answer this question. The property…

A: Given: m = 3.14*10-27 kgc = 3*108 m/sf = 3.46*1022 kg-1 m-3 s2r=1.0*10N m

Q: Researchers from NASA performed an experiment that will carry a land rover of 900 kg on MARS at a…

A:

Q: Sand has a desity of 1621 kg/m^3  What is the mass of a one liter water bottle full of sand? and…

A: Given data:  Bottle filled with sand  Density (ρ) = 1621 kg/m3  Volume (V) = 1 L Required: The mass…

Q: A common belief is that a hole in a jet plane can suck a person out. On an episode of a popular TV…

A: Given that:Velocity of jet plane, v=552 mph=552×16093600=246.7 m/sArea of the window, A=14.0×14.0…

Q: One mole of Gold (Au) atom has a mass of 197 g. We know that the density of gold is 19.30 g/cm3 in…

A:

Q: A common belief is that a hole in a jet plane can suck a person out. On an episode of a popular TV…

A:

Q: A 6.5-cm-diameter ball has a terminal speed of 10 m/s. You may want to review (Pages 146 - 147) .…

A: Solution: The terminal velocity is the highest velocity reached by an object falling through a…

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.

Density of Solids

The density of a substance refers to how much matter is present in a given amount of space. It is expressed as the ratio of the mass of the substance to its volume.