Why is the viscosity of biodiesel lower than the viscosity of vegetable oil?.

Answer:

The measuring tape is used to measure objects. It makes objects with two faces easier to measure, as it would be more difficult to use a ruler to measure two faces. You measure to increase accuracy. If you're trying to build something out of 12 inches of wood, you can't just look at the wood and assume it is 12 inches long. In engineering, it's necessary to measure during every project.

Explanation:

Answer:

approximately 1.225 kg/m^3

Explanation:

A. R-chart An R-chart, also known as a range chart, is used to track the variability or dispersion of a manufacturing process.

It is commonly used in statistical process control (SPC) to monitor the consistency of a process over time.

In the case of copper tubing production, an R-chart would be suitable for tracking the variability of the tubing's diameter. The chart displays the range (the difference between the largest and smallest values) of a set of samples taken from the manufacturing process. By analyzing the range values, one can assess whether the process is producing tubing with consistent diameter or if there is excessive variability.

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The temperature of the gas in the tank is the ratio of heat capacities times the temperature of gas in the constant pressure line.

It should be noted that temperature simply means the measure of hotness and coldness in a body

From the given information, H is the enthalpy of gas on the constant pressure line, m is the mass flow rate and U is the internal energy of gas.

Here, the temperature of the gas in the tank is the ratio of heat capacities times the temperature of gas in the constant pressure line.

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The answer is analyze

Answer:

Both technicians are correct.

Explanation:

a. The rate of combustion of diesel as a fuel by diesel engines is lower compared to a gasoline engine. So if the two types of engine are operated with the same litre of fuel and for the same period, the gasoline engine would consume more fuel. Thus, a diesel engine would consume less fuel per mile than a gasoline engine.

b. Diesel engines are more powerful engine compared to a gasoline engine. They are used where a great amount of force is required. So that compared to a gasoline engine of the same size, a diesel engine would provide more torque.

Therefore, the two technicians are correct as regards their statements.

Answer:

COP = 3.828

W' = 39.18 Kw

Explanation:

From the table A-11 i attached, we can find the entropy for the state 1 at -20°C.

h1 = 238.43 KJ/Kg

s1 = 0.94575 KJ/Kg.K

From table A-12 attached we can do the same for states 3 and 4 but just enthalpy at 800 KPa.

h3 = h4 = hf = 95.47 KJ/Kg

For state 2, we can calculate the enthalpy from table A-13 attached using interpolation at 800 KPa and the condition s2 = s1. We have;

h2 = 275.75 KJ/Kg

The power would be determined from the energy balance in state 1-2 where the mass flow rate will be expressed through the energy balance in state 4-1.

W' = m'(h2 - h1)

W' = Q'_L((h2 - h1)/(h1 - h4))

Where Q'_L = 150 kW

Plugging in the relevant values, we have;

W' = 150((275.75 - 238.43)/(238.43 - 95.47))

W' = 39.18 Kw

Formula foe COP is;

COP = Q'_L/W'

COP = 150/39.18

COP = 3.828

The following can be used to replace / missing code / so that the statement works as intended.:

ArrayList<Thing> a = / missing code /;

the following can be used to replace / missing code / so that the statement works as intended.

Coding is necessary for the proper operation of electronic devices like smartphones, laptops, and tablets. Humans can communicate with these gadgets thanks to coding. Internal coding systems are used by modern technology including traffic lights, calculators, smart TVs, and automobiles.

Coding serves as a translator because computers cannot communicate in the same ways that people do. Code translates user input into computer-understandable numerical sequences. When computers receive these messages, they carry out the tasks they have been given, like centering an image or changing the font colours.

Computer programming languages, created through a series of numerical or alphabetic codes, tell machines how to carry out particular tasks. Computer coding works similarly to a manual. A programmer or developer writes instructions outlining the data and tasks required to produce a visual or carry out a task.

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Answer:

In series:

\( \frac{1}{r} = \frac{1}{r_{1} } + \frac{1}{r _{2} } + \frac{1}{r_{3} } \)

\( \frac{1}{r} = \frac{1}{4} + \frac{1}{6} + \frac{1}{8} \\ \\ \frac{1}{r} = \frac{13}{24} \\ \\ r = \frac{24}{13} \\ { \underline{r = 1.85 \: Ω}}\)

In parallel:

\(r = r _{1} + r _{2} + r _{3} \\ r = 4 + 6 + 8 \\ r = 18Ω\)

Primitive transportation and storage systems that make local distribution ineffective if not impossible, the lack of clean water, and the lack of effective sewer systems are all examples of this type of barrier: physical and environment.

Transportation can be defined as a process that involves the movement of humans, products, resources such as water, and other physical things from one geographical area to another, especially through various means (forms) such as:

A barrier can be defined as any form of obstacle, impediment or hindrance which makes it impossible to perform an action, function or task in a timely manner.

In this context, we can reasonably infer and logically deduce that all of the aforementioned barriers such as lack of clean water and effective sewer systems, primitive transportation and storage systems are all examples of a physical and environment barrier.

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Answer:

UUUUUUMMMM do you mean in soccer ????????????????

Explanation:

The force acting on the aortic arch is -1907.26 N as per the given data.

The relationship between pressure, kinetic energy, and gravitational potential energy of a fluid in a container is known as Bernoulli's equation.

To determine the force acting on the aortic arch, we need to convert the units of velocity, pressure, and diameter to SI units (m/s, Pa, and m respectively).

Then, we can use the principle of continuity of flow and the equation of energy conservation (Bernoulli's equation) to calculate the force.

First, we'll convert the velocity, pressure, and diameter:

V1 = 90 cm/s = 0.9 m/s

P1g = 120 mmHg = 120 x 133.322 Pa = 16039.64 Pa

P2g = 115 mmHg = 115 x 133.322 Pa = 15345.83 Pa

d1 = 27 mm = 0.027 m

d2 = 22 mm = 0.022 m

Next, we'll use the principle of continuity of flow to calculate the velocity at the outlet (V2) and cross-sectional area (A2):

A1 x V1 = A2 x V2

\(V2 = V1 X (A1 / A2) = 0.9 x (\pi X (0.027^2) / 4) / (\pi X (0.022^2) / 4) = 1.33 m/s\)

Finally, we'll use Bernoulli's equation to calculate the pressure at the outlet (P2) and then calculate the force acting on the aortic arch:

\(P1g + (1/2) X \rho X V_1^2 = P2g + (1/2) \rho X V_2^2\)

\(P2 = P1g + (1/2) X \rho X V_1^2 - (1/2) X \rho X V_2^2 = 16039.64 + (1/2) X 1.057 X 0.9^2 - (1/2) X 1.057 X 1.33^2 = 14159.56 Pa\)

\(F = (P_2 - P_1g) X A1 = (14159.56 - 16039.64) X \pi X (0.027^2) / 4 = -1907.26 N\)

Thus, the force acting on the aortic arch is -1907.26 N. The negative sign indicates that the force is acting in the opposite direction to the flow, which is normal in fluid mechanics.

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Answer:

2.9237 ft/s

Explanation:

Given the data in the question;

A₁ = 9-inch × 9-inch = 81 in² = 81 / 144 = 0.5625 ft²

V₁ = 6.1 ft/s

A₂ = 13 in × 13 in = 169 in² = 1.17361 ft²

v₂ = ?

using the the equation if continuity

( Rate of volumetric flow is constant )

A₁V₁ = A₂V₂

we substitute

0.5625 ft² × 6.1 ft/s = 1.17361 ft² × V₂

3.43125 ft³/s = 1.17361 ft² × V₂  

V₂  = 3.43125 ft³/s  / 1.17361 ft²

V₂ = 2.9237 ft/s

Therefore, the speed of the air flowing into the room is 2.9237 ft/s

Please keep in mind that these are only estimates; actual calculations would require detailed drawings and consideration of any other factors such as sloping or irregular shapes.

(a) List the time allotted for concrete work on the column stump and pile cap?

Taking off for concrete work for the column stump and pile cap would typically include:

Volume of concrete required for the column stump

The amount of concrete needed for the pile cap

Reinforcement steel required for both the column stump and pile cap

Formwork and shoring required for both the column stump and pile cap

(b) How much concrete work is required for a C2 column stump?

To calculate the quantity of concrete work required for the C2 column stump, you would need to know the dimensions of the column stump (length, width, and height).

With a height of 100mm and assuming a square shape, and using the formula for the volume of a cube:

Volume = length x width x height = 100mm x 100mm x 100mm = 1,000,000 mm³ = 1 m³

(c) Determine the amount of concrete work required for the P1 pile cap.

To calculate the quantity of concrete work required for the P1 pile cap, you would need to know the dimensions of the pile cap (length, width, and thickness) and the number of piles the pile cap will be covering.

With a thickness of 100mm and assuming a square shape, and using the formula for the volume of a cube:

Volume = length x width x thickness = 100mm x 100mm x 100mm = 1,000,000 mm³ = 1 m³

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The letter "k" in the word "quartile" does not indicate that it is Greek. It is more likely influenced by the Latin origin of the word.

In the English language, the letter "k" is not typically associated with Greek words. Greek words usually use the Greek alphabet, which does not include the letter "k" but has a similar-sounding letter "κ" (kappa). The word "quartile" itself is derived from the Latin word "quartus," meaning "fourth." It is used in statistics to divide a distribution into four equal parts.

Greek words, on the other hand, often use letters like alpha (α), beta (β), gamma (γ), and so on. These letters are distinct from the letter "k." For example, the Greek word for "fourth" is "τέταρτος" (tétartos), which does not have a "k" sound.

Therefore, in the context of the word "quartile," the letter "k" does not indicate that it is Greek. It is more likely influenced by the Latin origin of the word.

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Answer:

My opinion towards Kirby's approach in choosing articles for literature reviews is that, it is not the considered a good approach because when choosing articles based only on Journal it can't be considered the best.

Various methods needs to be considered by Kirby's before selecting articles, which are stated in the explanation section below

Explanation:

Solution:

Kirby’s method in choosing articles is not regarded to be a better proposal because choosing articles  with regards to the journal can’t be seen as good. There are other things that should to be taken into consideration by Kirby which is explained below:

I =1000 x s [ square root of three x v]

Explanation:

Answer:

To calculate full load current, divide the full load power by the product of the full load voltage times 1.723

Technician A is correct

When replacing the battery in a vehicle, it is advisable to connect the negative cable last. This is because connecting the negative cable first could potentially create a short circuit if the positive cable accidentally comes into contact with any metal surface in the engine compartment.

By connecting the negative cable last, you minimize the risk of sparks and electrical surges that could damage the vehicle's electrical system or even cause injury.

When replacing a battery, it is essential to disconnect the negative cable first to ensure the safety of the technician and prevent any accidental electrical discharge.

By removing the negative cable first, you break the electrical connection between the battery and the vehicle's electrical system, reducing the risk of electrical shock or short circuits. Once the negative cable is disconnected, you can safely proceed with replacing the battery without the danger of electrical current flowing through the system.

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Inching control requires the use of a reversing contactor, because the power supplied to the motor must be different from full line voltage.

The reversing contactor also known as a "forward-reverse" or "motor-reversing" contactor.

When a task calls for exact positioning or minute modifications, an inching control system is employed to move a motor precisely and incrementally. Instead of operating at full speed as is the case with standard motor operation, inching control enables the motor to operate at lower speeds for more controlled movements.

The reversing contactor operates by controlling the power supplied to the motor.

Hence , the solution is reversing contactor.

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If your supervisor is texting you during work hours for no reason, you should speak to him or her about it. If your supervisor is inviting you to dinner to discuss your salary increase issue, you should tell him or her that you are not comfortable with that and would prefer to discuss it during work hours. Your supervisor's behaviour is inappropriate and violates the Ontario's Occupational Health and Safety Act ("OHSA"). You should discuss the issue with your supervisor and try to resolve the issue. If you are not able to resolve the issue, you can file a complaint with the Ontario Ministry of Labour.

Occupational Safety and Health Act:

The Occupational Safety and Health Act of 1970 is a United States labour legislation that governs federal occupational health and safety law in the private sector and federal government. Congress passed it in 1970, and President Richard Nixon signed it on December 29, 1970.

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Ew Wakefield Hospital has only one portable X-ray machine. The emergency room staff claim to have the greatest need for the machine, but the surgeons in the operating room demand ready access to the machine. The conflict between these two groups is a result of scarcity.

Science and technology are the driving forces behind today's modern medicine, allowing us to identify and treat a range of medical problems. X-ray technology has had a significant impact on medicine, and it is commonly used to diagnose various diseases, making it an essential tool for hospitals.

Despite the advantages, the scarcity of portable X-ray machines creates difficulties for hospital employees, including a dispute between the emergency room and the operating room staff at Ew Wakefield Hospital. There is only one portable X-ray machine available at Ew Wakefield Hospital.

The conflict between the emergency room and the operating room staff is a result of scarcity. Both departments require ready access to the X-ray machine. Scarcity can generate rivalry, competition, and conflict when people and organizations compete for the same resource.

The staff's conflict is a direct result of the lack of accessibility to the X-ray machine. Thus, scarcity can be a significant factor contributing to interpersonal conflict.

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The positive limit load factor is typically n = 2.5.

This means that the aircraft is designed and tested to withstand forces up to 2.5 times the force of gravity (2.5g) without experiencing structural failure.

This means that the aircraft is designed and tested to withstand forces up to 2.5 times the force of gravity (2.5g) without experiencing structural failure.

It is important to note that the actual limit load factor for a specific aircraft may vary depending on its design and certification requirements, as well as the specific flight conditions and maneuvers it may encounter.

The limit load factor is one of many factors that must be considered in the design, testing, and operation of an aircraft to ensure its safety and airworthiness.

It is important to note that the actual limit load factor for a specific aircraft may vary depending on its design and certification requirements, as well as the specific flight conditions and maneuvers it may encounter.

The limit load factor is one of many factors that must be considered in the design, testing, and operation of an aircraft to ensure its safety and airworthiness.

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Decreased activity of the cerebral cortex leads to decreased arousal and wakefulness.

The cerebral cortex is the outer layer of the brain which is responsible for higher level thinking and decision-making. It is composed of grey matter, which contains a large number of neurons and glial cells, and plays a major role in the integration and control of sensory, motor, and cognitive processes. The cortex is divided into four lobes - the frontal, parietal, occipital, and temporal lobes - each of which is responsible for different functions.

The frontal lobe is responsible for executive functions such as planning, decision-making, and problem-solving; the parietal lobe is responsible for the integration of sensory information; the occipital lobe is responsible for the processing of visual information; and the temporal lobe is responsible for the processing of auditory information. Together, these lobes allow us to think, reason, and make decisions.

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Answer:

a) 6 coulombs

b) The electrons carrying the charge will enter at point b with respect to element and this is because electrons follow in opposite direction of current

c) = -72 joules

Energy is taken from element

Explanation:

Given data:

V ab = -12 v

I ab = 3A

period ( t ) = 2 seconds

a) determine how much charge moves through the element

q = I * t

  = 3 * 2 = 6 coulombs

b) The electrons carrying the charge will enter at point b with respect to element and this is because electrons follow in opposite direction of current

c) determine how much energy is transferred

= Vab * Iab * t

= -12 * 3 * 2

= -72 joules

Energy is taken from element

The minimum mass flow rate of cooling water is 66.22 kg/sec.

What is mass?

The quantity of matter in a physical body is defined as mass. It also represents the body's inertia, or resistance to acceleration whenever a net force is applied. The mass of an object dictates the strength of its gravitational attraction to certain other bodies. The kilogramme is the SI base unit of mass.

At 2bar 400° c

Specific enthalpy h₁=3276.88 k3/kg.

At 100Kpa

Saturated liquid h₂= 504.684

ΔT= 20° c

Energy balance,

AT=201 (cooly water)

Heat loss by vapour = Heat gain by water

120/60 (3276.98-504.684) = mw X4.186 (20)

mw= 66.22 kg/sec.

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The diameter, bolt M27 is known to be 3.0mm in pitch and 41mm across flats.

This is a term that is often seen as the Major diameter. The diameter of a bolt is known to be a kind of a Shank diameter which is said to be often shown or expressed in the unit called millimeters in regards to Metric bolts.

This is so due to the  fact that it is almost the same as the Major or Thread diameter.

Therefore, The diameter, bolt M27 is known to be 3.0mm in pitch and 41mm across flats.

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Answer: English please!

Explanation: