Oil with a kinematic viscosity of 4 10 6 m2 /s fl ows through a smooth pipe 12 cm in diameter at 2.3 m/s. What velocity should water?

Infinite recursion can lead to an error known as stack fault, memory exception, syntax error, or logic error

Infinite recursion can lead to an error known as stack fault, memory exception, syntax error, or logic error. It can occur because the base case is missing one of the necessary termination conditions, the recursive case is invoked with simpler arguments, a second function is called from the recursive one, or the recursive function is called more than once.
In order for the loop to show different behavior when calling the function on the two different kind of objects in the array in the first code snippet, the drew function must be a virtual function in the base class.
In order for pointers to the two different objects to be put into the same array in the second code snippet, the objects must be related to one another via inheritance.
In order for the loop at the end to show different behavior when calling the function on the two different kind of objects in the array in the third and fourth code snippets, the function must be a virtual function in the base class and the array should contain objects, not pointers.

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False. Fire extinguishing equipment cannot be frozen according to Ref. 213/91.

According to Ref. 213/91, fire extinguishing equipment cannot be frozen. Fire extinguishers are essential safety devices designed to combat fires effectively. They contain pressurized agents that are specifically formulated to extinguish different types of fires. Freezing temperatures can significantly impair the functionality of fire extinguishers and render them ineffective in emergency situations.

When fire extinguishing equipment freezes, several issues can arise. First, the contents of the extinguisher may expand as they freeze, potentially leading to ruptures or leaks in the container. This can cause the extinguisher to malfunction or become hazardous when used. Second, freezing temperatures can affect the performance of the extinguishing agent itself. Certain agents, such as water-based solutions, can solidify or lose their effectiveness when exposed to extreme cold.

It is crucial to store fire extinguishers in suitable environments that are above freezing temperatures. This ensures that the equipment remains in optimal condition and is ready for immediate use during emergencies. Regular inspections and maintenance are also essential to identify any signs of damage or deterioration that may compromise the functionality of fire extinguishers.

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Explanation:

Most ceilings are coverd with plaster or board.

A caisson is a watertight enclosure that can be pumped dry so that construction activities, such as the construction of piers can take place. A caisson is a watertight structure or chamber, usually made of wood, metal, or concrete, that is sunk to the bed of a river, lake, or ocean to provide a foundation or support for a bridge, building, or other structure.

A caisson is constructed onshore and then floated to the location where it is to be sunk into the water. Once in place, water is pumped out of the caisson, and construction workers enter the dry chamber to begin work on the foundation or support structure. The use of caissons has been an important development in the construction of bridges and other structures in areas with deep water or unstable soils.

A foundation called a caisson is used in construction on soft or deep water. It involves filling a series of large, watertight cylinders with concrete and sinking them into the ground. The base serves as a solid foundation for any subsequent structures. The construction of large structures like bridges, docks, and caissons is common.

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Answer:

15psig

Explanation:

To find the current from the source, we can use Kirchhoff's Current Law (KCL). The current flowing through the diode will be equal to the current flowing through the resistor and the source current. Therefore:

39.22mA = (Vs - Vd) / R + Is

We know that the voltage across the diode (Vd) is equal to:

Vd = Vt * ln(Is / Is0)

Where Vt is the thermal voltage (approximately 26mV at room temperature) and Is0 is the reverse saturation current (typically in the range of picoamps for small-signal diodes).

Assuming a typical value of Is0 = 10pA, and using the given voltage of 0.75V from the previous test, we can find Is:

Is = Is0 * e^(Vd / Vt) = 10pA * e^(0.75V / 0.026V) = 2.95mA

Substituting this value into the KCL equation, and assuming a resistor value of R = 100Ω, we can solve for the source current:

Vs = (39.22mA - 2.95mA) * 100Ω + 2.95mA = 3.91V

Next, we can find the voltage across the diode using the exponential model equation:

Vd = Vt * ln(Is / Is0) = 0.026V * ln(2.95mA / 10pA) = 0.656V

Finally, we can find the voltage V2 using Kirchhoff's Voltage Law (KVL):

Vs = V1 + V2 + Vd

Assuming a value of V1 = 5V, we can solve for V2:

V2 = Vs - V1 - Vd = 3.91V - 5V - 0.656V = -1.746V

Note that the negative value of V2 indicates that the diode is in reverse bias in this circuit.

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Answer: None of the above

Explanation:

Business process modeling refers to the graphical representation of the business processes of a company, which is vital in the identification of potential improvements.

Business pticess modelling can be done through graphing methods, like data-flow diagram, flowchart etc. It is vital as business managers can effectively and quickly communicate their ideas.

It also enhances the customization of business processes, enhances the competitive advantage and enhances the process communication as well.

Therefore, the answer to the question will be "None of the above".

A double that is larger than 0 and less than 1 is what the Math.random() function produces. This number evaluates to a double that is more than or equal to 0 and less than 10 when multiplied by 10.

Similar to that, if you require random numbers between 5 and 10, you must call nextInt(5, 11), as 5 is inclusive but 11 is exclusive, and this will return any result between 5 and 10.

Math.random() The floating-point, pseudo-random number that is returned by the Math.random() function has a roughly uniform distribution over the range from larger than or equal to 0 to 1.

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The engineer should gather at least 52 spot speeds to estimate the average speed on the roadway with a 95% confidence level and a margin of error of 1.3 mi/hr.

We can use the formula: n = (Z * σ / E)²

In this scenario, we want to estimate the average speed on the road with 95% confidence and a margin of error of 1.3 miles per hour. As a result, we can specify:

Z = 1.96 (for 95% confidence level)

σ = 4.5 mi/hr

E = 1.3 mi/hr

n = (1.96 * 4.5 / 1.3)² = 51.5

n = 52.

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The thickness of the boundary layer will be 0.436m. Distance downstream of the leading edge where this Reynolds number occur will be 3.08mm. The shear stress on the plate on this point is 1.055 N/m².

Laminar or turbulent fluid flow is identified using the Reynolds number, abbreviated as Re. In all viscous flows, where a numerical model is chosen in accordance with pre-calculated Reynolds number, it is one of the primary regulating parameters.

Given, Reynolds number, Re = 500000

  length = 0.7 m

  width = 1.5m

   velocity, u = 1.5 m/s

the thickness of the boundary layer, Re = u×x/v

                                                            x = Re × v/u

                                                             x = 500000×1.31×10∧(-6)/1.5

                                                             x = 0.436m

distance downstream of the leading edge where this Reynolds number occur, δ = 5x/\(\sqrt{Re}\)

          δ = 5×0.436/√500000

          δ = 3.08 mm

The shear stress on the plate on this point,

τ = 0.332v(u/x)×√Re

τ = 0.332×1.31×10∧(-3) (1.5/0.436) √500000

τ = 1.055 N/m²

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The complete question is,

A thin plate 0.7 m long and 1.5 m wide is submerged and held stationary in a stream of water (T = 10°C) that has a velocity of 1.5 m/s. What is the thickness of the boundary layer on the plate for Re, 500,000 (assume the boundary layer is still laminar), and at what distance downstream of the leading edge does this Reynolds number occur? What is the shear stress on the plate on this point?

Zinc oxide (ZnO) can be reduced to zinc metal through various techniques. In this context, the reduction process of Zinc oxide (ZnO) by using a retort furnace through carbon and carbon monoxide is to be discussed.The chemical reactions for Zinc oxide (ZnO) reduction in a retort furnace by carbon and carbon monoxide.

The first reaction that occurs during the reduction of Zinc oxide (ZnO) is the formation of Zinc (g) and Carbon monoxide (CO) from Zinc oxide (ZnO) and Carbon (C) respectively.

The main reaction for the reduction of Zinc oxide (ZnO) in a retort furnace by carbon and carbon monoxide is:ZnO (s) + C (s) → Zn (g) + CO2 (g)The above reaction is the overall reaction for the Zinc oxide (ZnO) reduction.

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Answer:

up up down down

Explanation:

left right left right b a select start

In the given student question, Python 5.18 lab 0.50 refers to a Python exercise involving a list with five floating-point values. The list contains the following values: 30.0, 50.0, 10.0, 100.0, and 65.0. The largest value in this list is 100.0.

To solve this exercise, you need to divide each value in the list by the largest value, 100.0. This can be accomplished using a loop or list comprehension in Python. Here's an example of how you can perform this task using a list comprehension:

```python
values = [30.0, 50.0, 10.0, 100.0, 65.0]
largest_value = max(values)
normalized_values = [value / largest_value for value in values]
```

After executing this code, `normalized_values` will contain the result of dividing each element in the original list by the largest value, 100.0. The resulting list will be `[0.3, 0.5, 0.1, 1.0, 0.65]`.

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Placing the insulated side of the hot horizontal plate facing upwards will allow it to cool faster.

When the insulated side of the plate is facing upwards, the hot surface is exposed to the surrounding air, allowing for more efficient heat transfer through convection. As the hot air rises, it carries away the heat from the plate, promoting faster cooling. Additionally, the upward-facing insulated side prevents heat from being trapped and reflected back onto the plate, further enhancing the cooling process.

On the other hand, if the insulated side is facing downwards, heat transfer through convection is hindered. The insulated surface blocks the direct contact between the plate and the surrounding air, reducing the effectiveness of convective heat transfer. Heat is retained near the plate, leading to slower cooling.

In summary, placing the insulated side of the hot horizontal plate facing upwards promotes better convection and faster cooling by allowing direct contact with the surrounding air. Conversely, placing the insulated side facing downwards hinders convective heat transfer, resulting in slower cooling.

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The correct answer is D., both a and b. Chemical goggles and safety spectacles with side shields are both worn to protect the entire face from flying particles, metal sparks, or chemical splashes.

However, a face shield with ANSI-approved safety spectacles would provide the most comprehensive protection. The materials used to make this safety gear usually include plastic, polycarbonate, or a combination of both to ensure durability and resistance to impact and chemical exposure.

What are chemical splashes?

Chemical splashes occur when hazardous chemicals come into contact with a person's skin or eyes. This can happen when a chemical is spilled, sprayed, or otherwise released in a way that causes it to come into contact with a person.

Chemical splashes can cause a range of health effects, depending on the type of chemical and the extent of exposure. Some chemicals can cause skin irritation, burns, or allergic reactions, while others can cause more serious health effects such as respiratory problems, organ damage, or cancer. Chemicals that come into contact with the eyes can cause irritation, pain, vision problems, or even blindness.

Chemical splashes can be prevented by following appropriate safety procedures, such as wearing personal protective equipment (PPE) such as safety glasses, goggles, or face shields when working with or around hazardous chemicals. In addition, it's important to have appropriate safety measures in place, such as emergency showers and eyewash stations, to help mitigate the effects of a chemical splash in the event that one does occur.

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A single pipe with diameter of about 171.5 mm would give the same discharge as the two parallel pipes.

The discharge in each pipe is calculated as follows:For the first pipe with diameter d1 = 50, the cross-sectional area A1 is given as:

A1 = π (d1/2)2 = π (50/2)2 = 1963.5 mm2

For the second pipe with diameter d2 = 100, the cross-sectional area A2 is given as:

A2 = π (d2/2)2 = π (100/2)2 = 7854.0 mm2

The hydraulic head h is the difference in level between the two reservoirs which is given as 10 m.

The friction factor f is given as 0.008.

The length of each pipe is 100 m.

Now we can apply the Darcy-Weisbach equation for head loss hL:

For the first pipe:  hL1 = f (L/d1) (V1^2/2g) where V1 is the velocity in the first pipe.

For the second pipe:  hL2 = f (L/d2) (V2^2/2g) where V2 is the velocity in the second pipe.

The flow rate in each pipe Q is given by Q = VA where V is the velocity and A is the cross-sectional area.

Substituting V = Q/A into the Darcy-Weisbach equation and solving for Q, we obtain:

For the first pipe: Q1 = A1 √(2gh/(fL/d1+K)) where K is the minor losses coefficient which we assume to be negligible for now.

For the second pipe: Q2 = A2 √(2gh/(fL/d2+K))

The discharge in each pipe Q is given by the following:

Q1 = A1 √(2gh/(fL/d1+K)) = 1963.5 mm2 √(2 × 9.81 m/s2 × 10 m / (0.008 × 100 m / 50 + 0)) = 0.029 m3/sQ2 = A2 √(2gh/(fL/d2+K)) = 7854.0 mm2 √(2 × 9.81 m/s2 × 10 m / (0.008 × 100 m / 100 + 0)) = 0.116 m3/s

To find the diameter of a single pipe that would give the same discharge as the two parallel pipes, we can use the following equation:

Q = VA = π (d/2)2 Vd = (4Q / π) / Vwhere V is the velocity of flow in the single pipe. Setting the two flow rates Q1 and Q2 equal to the flow rate Q in the single pipe, we obtain:

Q1 = Q2 = Q = (4Q / π) / Vd1 = d2/2 therefore d2 = 2d1

Substituting d2 = 2d1 and Q = (4Q / π) / V into the equation above, we obtain:Q = π (d1/2)2 V = π (d2/4)2 VQ = 0.029 m3/sV = Q / (π (d1/2)2) = 0.029 m3/s / (π (50/2)2) = 0.023 m/sd = 2 × √(Q / (πV)) = 2 × √(0.116 m3/s / (π × 0.023 m/s)) ≈ 171.5 mm

Therefore, a single pipe with diameter of about 171.5 mm would give the same discharge as the two parallel pipes.

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In conclusion, when the maximum system pressure is reached and actuators are stalled, the relief valve redirects all pump output flow back to the reservoir to maintain system integrity and prevent damage.

When maximum system pressure is reached and actuators are stalled, all pump output flow is returned to the reservoir through the relief valve.
The relief valve is a safety mechanism in a hydraulic system that helps protect against excessive pressure. When the system pressure reaches its maximum limit and the actuators are stalled, it means that the system cannot handle any more pressure and the pump output flow needs to be redirected to prevent damage. The relief valve opens up and allows the excess flow to bypass the actuators and return to the reservoir, relieving the pressure in the system.
In conclusion, when the maximum system pressure is reached and actuators are stalled, the relief valve redirects all pump output flow back to the reservoir to maintain system integrity and prevent damage.

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Answer:

He can take the job at the fast food restaurant to make money in order to pursue his career in robotics it doesnt mean he cant pursue it just he needs to make money for it first.

Answer:

steep grading

Explanation:

the farthest

Answer:

Levi Ackerman  is the tritagonist of the anime/manga series Attack on Titan. He is a Captain in the Survey Corps , known to be the strongest soldier alive. He has a harsh and unsocial personality, but is well-regarded by his subordinates and he cares about their lives. Levi Ackerman spent his childhood in the Underground City. It was the slums of the Attack on Titan’s entire world

Explanation:

Answer:

improper imput validation

Explanation:

Answer:

The Mechanical Properties include Elasticity, Plasticity, Ductility, Malleability, Hardness, Toughness, Brittleness, Tenacity, Fatigue, Fatigue resistance, Impact Resistance property, Machineability, Strength, Strain Energy, Resilience, Proof Resilience, Modulus of Resilience, Creep, Rupture, and Modulus of Toughness.

Answer: answer provided in the explanation section.

Explanation:

Weather phenomenons that would impart Aviation Operations in Santa Barbara -

1. Although winters are cold, wet, and partly cloudy here. It is in general favorable for flying. But sometimes strong winds damage this pleasant weather.

2.  The Sundowner winds cause rapid warming and a decrease in relative humidity. The wind speed is very high surrounding this area for this type of wind.  

3. Cloud is an important factor that affects aviation operations. Starting from April, here the sky is clouded up to November. The sky is overcast (80 to 100 percent cloud cover) or mostly cloudy (60 to 80 percent) 44% on a yearly basis. Thus extra cloud cover can trouble aviation operations.

4. The average hourly wind speed can also be a factor. This also experiences seasonal variations, these variations are studied carefully in the aviation industry. The windier part of the year starts in January and ends in June. In April, the wind speed can reach 9.5 miles per hour.

This and more are some factors to look into when considering wheather conditions that would affect aviation operations.

I hope this was a bit helpful. cheers

The address of the element stored at arr[20][30] in the 2-D array declaration char Arr[100][100] would be 30 + 20 * 100 = 2030.

The declaration of the 2-D array is shown below:

char Arr[100][100]

Here, Arr is a 2-D array consisting of 100 rows and 100 columns. This means that there are a total of 10,000 elements in this array. Each element of this array is of type char. Therefore, each element will occupy a single byte of memory.

The array is byte-addressable. This means that each element of the array is accessible using its byte address. Since each element occupies a single byte of memory, the byte address of an element is the same as its memory address.

To calculate the address of the element stored at arr[20][30], we first need to understand how the elements are stored in the array.

The elements of a 2-D array are stored in row-major order. This means that the elements of the first row are stored first, followed by the elements of the second row, and so on. Within a row, the elements are stored from left to right.Now, to calculate the address of the element stored at arr[20][30], we need to calculate the byte address of this element. Since the array is byte-addressable, we can calculate the byte address of an element by multiplying its row number by the number of columns in the array and adding its column number. This gives us the following formula:

Byte Address of Element = Base Address + (Row Number * Number of Columns + Column Number)

Since the base address of the array is 0, we can simplify this formula to:

Byte Address of Element = Row Number * Number of Columns + Column Number

Using this formula, we can calculate the byte address of the element stored at arr[20][30] as follows:

Byte Address of Element = 20 * 100 + 30 = 2030

Therefore, the address of the element stored at arr[20][30] is 2030.

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Answer: d consequences

Explanation:

Positive correlations of handle steeper incline of bicycle is a. Light weight frame.

A positive relationship implies that as one variable increments, the other variable moreover increments. Within the setting of cycling, handle steepness can influence the rider's pose and consolation level, which in turn can impact components such as speed, continuance , and generally performance.

Hence, Components which will influence the relationship between handle steepness and cycling execution might incorporate the rider's wellness level, the landscape being ridden on, the sort and quality of the bike components, and other person inclinations or variables.

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Answer:

Efficiency is defined as any performance that uses the fewest number of inputs to produce the greatest number of outputs. Simply put, you're efficient if you get more out of less.

Explanation:

The megaphone is not a source of EMI (Electromagnetic Interference) among the options provided.

Electromagnetic Interference (EMI) refers to the disruption caused by electromagnetic signals that interfere with the proper functioning of electronic devices. Among the options listed, the megaphone does not emit electromagnetic signals that can cause interference with other electronic devices. A megaphone operates through acoustic amplification, using a cone-shaped horn to project sound. It does not generate or emit electromagnetic waves that can disrupt or interfere with electronic equipment. On the other hand, power lines, microwave ovens, and fluorescent lights can all be sources of EMI due to the electromagnetic fields they produce during operation.

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