write an expression that will cause the following code to print greater than -15 if the value of user_num is greater than -15.

Answer:

a. Composition of Vector.

Explanation:

When a bird flies in the air, it stretches its wings into air and this movement helps it move in a certain direction. This is an example of composition of vector. Air strikes the wings in opposite direction and bird wing movement helps it move against the wind.

Answer:

Engine

Explanation:

Semi-independent suspension is the most common type of suspension system used on body over frame vehicles.

Semi-independent suspension give the front wheels some individual movement.

This suspension only used in rear wheels.

Thus, the correct option is Semi-independent suspension

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Answer:

234567891234567891234567891 what is this?????

Explanation:

234567891234567891234567891

IS THIS IS A QUESTION

OH DON'T MIND JUST ASKING

BTW

GOOD MORNING/AFTERNOON/EVENING/NIGHT

HOW ARE YOU

HAVE A GREAT DAY AHEAD

PLS MARK ME AS BRAINLIEST

Answer:

What is a dashboard?

A dashboard is an information management tool used to track KPIs, metrics, and key data points that are relevant to your business, department, or a specific process. Dashboards aggregate and visualize data from multiple sources, such as databases, locally hosted files, and web services. Dashboards allow you to monitor your business performance by displaying historical trends, actionable data, and real-time information.

Dashboards actually take their name from automobile dashboards and they are used in much the same way. For the sake of an analogy, let’s look at a car. There may be hundreds of processes that impact the performance of your vehicle if you look under the hood. Your car’s dashboard summarizes this using visualizations so you can focus on what matters most: safely driving your vehicle.

For businesses, there are hundreds of processes that impact your performance if you look ‘under the hood’, so to speak. And with a wealth of data made available these days, managing and extracting value from it can be difficult. Simplifying data analysis and distribution through tools like dashboards is a way to help businesses rev their engines and make smarter, better, faster data-driven decisions.

And a well designed dashboard levels up your approach to information management. Everyone in the business, regardless of role, has questions about your company performance, whether it be campaign performance, new wins, or churn rate. Dashboards bring everyone (and your metrics) together in one place to answer these questions.

Explanation:

(a) The probability of drawing a black fuse from the second toolbox is 4/7.

(b) The probability of drawing a white fuse from the second toolbox is 3/7.

(c) The probability that one fuse is white is 27/49.

To calculate the probabilities, we need to consider the number of white and black fuses in each toolbox.

First, let's determine the total number of fuses in each toolbox:

First Toolbox:

Total fuses = 4 white fuses + 3 black fuses = 7 fuses

Second Toolbox:

Total fuses = 3 white fuses + 5 black fuses = 8 fuses

(a) The probability that the fuse drawn from the second toolbox is black:

The probability of drawing a black fuse from the second toolbox depends on the fuse selected from the first toolbox. There are two scenarios to consider:

Scenario 1: The fuse selected from the first toolbox is black.

In this case, the second toolbox will have 3 black fuses remaining out of the total 7 fuses.

Probability = (Number of black fuses in the second toolbox)/(Total number of fuses in the second toolbox)

Probability = 3/7

Scenario 2: The fuse selected from the first toolbox is white.

In this case, the second toolbox will have 5 black fuses out of the total 7 fuses.

Probability = (Number of black fuses in the second toolbox)/(Total number of fuses in the second toolbox)

Probability = 5/7

To calculate the overall probability, we need to consider the probability of each scenario and weigh it by the probability of selecting a fuse of that color from the first toolbox. Since the fuse from the first toolbox has an equal chance of being white or black, we need to take an average of the probabilities in both scenarios.

Probability of drawing a black fuse from the second toolbox = (Probability of scenario 1 + Probability of scenario 2)/2

Probability of drawing a black fuse from the second toolbox = (3/7 + 5/7)/2

Probability of drawing a black fuse from the second toolbox = 8/14

Probability of drawing a black fuse from the second toolbox = 4/7

Therefore, the probability of drawing a black fuse from the second toolbox is 4/7.

(b) The probability that the fuse drawn from the second toolbox is white:

Similarly, we can calculate the probability of drawing a white fuse from the second toolbox. It will be the complement of the probability of drawing a black fuse.

Probability of drawing a white fuse from the second toolbox = 1 - Probability of drawing a black fuse from the second toolbox

Probability of drawing a white fuse from the second toolbox = 1 - 4/7

Probability of drawing a white fuse from the second toolbox = 3/7

Therefore, the probability of drawing a white fuse from the second toolbox is 3/7.

(c) The probability that one is white:

To calculate the probability that one fuse is white, we need to consider both scenarios: either the fuse drawn from the first toolbox is white and the fuse drawn from the second toolbox is black, or the fuse drawn from the first toolbox is black and the fuse drawn from the second toolbox is white.

Scenario 1: Fuse drawn from the first toolbox is white, and the second toolbox has a black fuse:

Probability = (Probability of drawing a white fuse from the first toolbox) * (Probability of drawing a black fuse from the second toolbox)

Probability = (3/7) * (5/7)

Scenario 2: Fuse drawn from the first toolbox is black, and the second toolbox has a white fuse:

Probability = (Probability of drawing a black fuse from the first toolbox) * (Probability of drawing a white fuse from the second toolbox)

Probability = (4/7) * (3/7)

To calculate the overall probability, we need to sum up the probabilities of both scenarios:

Probability that one fuse is white = Probability

of scenario 1 + Probability of scenario 2

Probability that one fuse is white = (3/7) * (5/7) + (4/7) * (3/7)

Probability that one fuse is white = 15/49 + 12/49

Probability that one fuse is white = 27/49

Therefore, the probability that one fuse is white is 27/49.

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Answer: False

Explanation:

These four characteristics, as outlined by Hollnagel (2010), are critical in developing resilient systems that can cope with unexpected situations and adverse external events. Software engineers must educate system developers about these characteristics to develop more resilient systems.

Resilience engineering is about developing adaptable systems that can handle unexpected situations and are able to cope with the effects of adverse external events that might cause system failure. As a software engineer, you need to inform system developers about the following four characteristics that reflect the resilience of an organization, as described by Hollnagel (2010):Maintainability: This characteristic reflects the degree to which a system can be maintained or repaired after it has been damaged. In other words, it assesses the system's ability to remain in good working order or quickly recover from damage. An example of maintainability would be the ability to quickly repair an engine that has been damaged during an accident.Flexibility: This characteristic reflects the degree to which a system can be modified or adapted to cope with changing circumstances. Flexibility is essential for resilience because it enables a system to respond to new challenges and adapt to different circumstances. An example of flexibility would be the ability to change the specifications of a car to adapt to different driving conditions.Redundancy: This characteristic reflects the degree to which a system can continue to function even if some of its components fail. Redundancy is important because it ensures that the system can continue to operate even if one or more components are not working properly. An example of redundancy would be having a backup generator in case the primary generator fails.Responsiveness: This characteristic reflects the degree to which a system can respond to changing circumstances or threats. Responsiveness is important because it enables a system to quickly and effectively respond to unexpected events. An example of responsiveness would be the ability of an air traffic control system to quickly respond to changing weather conditions to ensure the safety of airplanes in the area.

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In this case, since the system is assumed to be adiabatic (no heat is transferred to or from the system), the change in internal energy is equal to the work done by the system.

The specific internal energy and specific volume of the initial state of 1 kg of steam at 1.0 MPa and 400°C can be found using steam tables to be:

u1 = 3331.1 kJ/kg

v1 = 0.1747 m^3/kg

The specific volume of the final state at 500 kPa can be found using steam tables to be:

v2 = 0.6446 m^3/kg

Since the set of stops corresponds to 40% of the initial volume, the final volume can be found as:

v2f = 0.4v1 = 0.0699 m^3/kg

Using the definition of specific work, we can calculate the work done by the piston-cylinder device as:

w = -m(u2 - u1) = -mint

where m is the mass of the steam and int is the change in specific internal energy.

The change in specific internal energy can be found using the steam tables as:

int = u2 - u1

int = uf2 - uf1 + (vg2 - vf2)T

where uf1 and uf2 are the specific internal energies of the initial and final states at the saturated liquid state, vg2 is the specific volume of the final state at the saturated vapor state, vf2 is the specific volume of the final state at the saturated liquid state, and T is the temperature at the final state.

Using the steam tables, we can find the values of uf1, uf2, vg2, and T as:

uf1 = 783.51 kJ/kg

uf2 = 191.81 kJ/kg

vg2 = 1.3191 m^3/kg

T = 151.81°C

Substituting these values into the equation for int, we get:

int = (191.81 - 783.51) + (1.3191 - 0.0699) × 10^3 × (151.81 - 373.15)

int = -592.70 kJ/kg

Finally, substituting the values for m, int, and w into the equation for specific work, we get:

w = -mint = -1 × (-592.70) = 592.70 kJ

Therefore, the compression work done by the piston-cylinder device is 592.70 kJ (rounded to two decimal places).

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Answer:

Soap and water

Explanation:

   then report the injury....

Answer:

P1+1/2pv2/1+pgh1=P2+1/2pv2/2+pgh2

Answer:

d.

50.5" is the answer for this question

Answer:

Visual connectivity refers to the tangible aspects of a space; extent to which a place can be viewed from other places. It is believed that the design properties of a spatial layout of an atrium leaves unobstructed views horizontally and vertically.

Explanation:

The ability of steel to be formed into automotive fenders serves as an example of its ductility.

A solid's capacity to bend or be pounded into another shape without breaking is known as malleability. If a material is malleable, it can be rolled or hammered into a thin sheet for use.

Metals can be hammered, crushed, or rolled into thin sheets without breaking due to a feature known as malleability. In other words, a metal has the ability to change shape and deform when compressed.

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Answer:

The main reason for bridges collapses is: earthquakes (natural disasters) and construction incidents. Whenever a natural disaster occur, it makes the bridge collapse. An example is hurricanes. Hurricanes come with a great wind and that might lead to the bridge collapsing. Construction incidents means the bridge falls during construction. Those who are employed in health, safety and environmental management need to make sure that during the construction, they have examined the material and made sure it is strong. Working with economists, they should seek better understanding of the methods for minimizing the costs during the life of the bridge. In case for natural disasters, like flooding, they should make the bridge in a lever where the water won't reach the bridge. And they should have a limit for weight in the bridges because that is another reason it collapses, because the bridge does not support extra weight.

Explanation:

hope this helps

Answer:

A is correct

Explanation:

I took the test

Answer:

int()

Explanation:

float() is using decimals, so that can't be it, like float(input( "how much does this cost?"))

print() is used to print something, not a user asking, like print("hello")

string() means like a whole, like string( I am good)

By elimination, int() is correct.

Hope this helps!

The frequency of the AC supply is 0.036 Hz.

We know that an alternating current circuit is the kind of circuit in which we do have the resistor in addition to the to the capacitor or the inductor or both as the case may be.

Here we are told that; A 32x10^-6 F capacitor is connected to a 60V AC supply in series with a 56 ohm resistor. The current flowing in the circuit is 0.16 A.

We can tell that the impedance of the circuit can be obtained by the use of the formula;

V = IZ

V = voltage

I = current

Z = impedance

Z = V/I

Z = 60 V/0.16 A

Z = 375 ohms

Then we have;

Z = √R^2 - XC^2

375 = √(56)^2 - (1/2 * 3.142 * f *  32x10^-6)^ 2

140625 = 3136 - (1/2 * 3.142 * f *  32x10^-6)^ 2

140625 -  3136  =  (1/2 * 3.142 * f *  32x10^-6)^ 2

137489 = 1/2 * 10^-4 f

137489 * 2 * 10^-4 f = 1

f = 1/137489 * 2 * 10^-4

f = 0.036 Hz

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Answer:

  about 185 hours per week

Explanation:

It is convenient to let a spreadsheet form the sum of products. The total is in minutes, so needs to be divided by 60 to get hours.

About 185 hours per week are required for the given production schedule.

Answer:

it is indeed C

Explanation:

Answer:

c

Explanation:

Answer:

First, we need to calculate the volume of concrete needed to line the canal. The volume of a cylinder is given by the formula:V = πr^2hWhere V is the volume, r is the radius of the cylinder, and h is the height (length) of the cylinder.Since we are lining a canal, the cross-sectional shape of the canal is a rectangle, not a circle. However, we can still use the formula for the volume of a cylinder by treating the width of the canal as the radius and the height of the canal as the length.In this case, the width of the canal is w and the height is h, so the volume of the concrete needed to line the canal is:V = πw^2hWe are given that the length of the canal is 227 ft, so h = 227 ft. We are not given the width of the canal, so we cannot use the formula to calculate the volume of concrete needed.Next, we need to calculate the volume of concrete needed with the 12% allowance for waste and overexcavation. The volume of concrete needed with the allowance is the original volume plus 12% of the original volume.The volume of concrete needed with the allowance can be calculated using the following formula:V' = V + (V * 12%)Where V' is the volume of concrete needed with the allowance and V is the original volume.Since we do not know the original volume, we cannot use this formula to calculate the volume of concrete needed.To solve this problem, we need to know the width of the canal in order to calculate the volume of concrete needed. Without this information, it is not possible to determine the volume of concrete that must be delivered.

Explanation:

A Project that is using "Dynamic price optimization of airline" code is explain below.

Dynamic price optimization for airlines involves using data and algorithms to adjust the prices of airline tickets in real-time based on demand and other factors.

The example of a project that uses dynamic price optimization is:

Imagine you are the manager of a small airline that operates flights between two cities. You want to maximize your revenue by selling as many tickets as possible at the highest price possible. To do this, you decide to implement a dynamic pricing system that adjusts the prices of your tickets based on demand.

To start, you collect data on past ticket sales and other factors that may affect demand, such as the time of year, the day of the week, and the weather. You also gather data on the prices of tickets offered by your competitors.

Later on, you use machine learning algorithms to analyze this data and identify patterns that can help predict demand for your flights. Based on this analysis, you create a model that can adjust the prices of your tickets in real-time based on the predicted demand.

Therefore, to implement the dynamic pricing system, you create a software program that integrates with your ticketing system and automatically adjusts the prices of your tickets based on the predictions made by your model. You also set up a system to monitor the performance of your dynamic pricing system and make adjustments as needed.

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Answer:

Explanation: Here it is: 67 Hope that helps! :)

A commonly used rule is to have approximately 5 to 20 classes. For this dataset, we can choose a moderate number of classes, such as 8.

b) The class width can be calculated by dividing the range of the data by the number of classes. The range is the difference between the highest and lowest values in the dataset.

Range = Highest value - Lowest value

Range = 148 - 61

Range = 87

Class Width = Range / Number of Classes

Class Width = 87 / 8

Class Width ≈ 10.88

Since class widths should be whole numbers, we can round the class width up to 11 for convenience.

c) To find the LCL for the first class, we can start from the lowest value in the dataset and subtract the remainder of its division by the class width.

LCL = Lowest Value - (Lowest Value % Class Width)

LCL = 61 - (61 % 11)

LCL = 61 - 6

LCL = 55

d) Prepare the complete frequency distribution:

Now, we can organize the data into the frequency distribution using the determined class width and LCL. We will count the number of salaries falling within each class interval.

Class Intervals Frequency

55 - 65 1

66 - 76 3

77 - 87 4

88 - 98 4

99 - 109 3

110 - 120 4

121 - 131 4

132 - 142 3

e) Calculate the mean:

To calculate the mean of the dataset, we sum up all the values and divide by the total number of values (30 in this case).

Sum of Salaries = 91 + 139 + 126 + 119 + 100 + 87 + 61 + 77 + 90 + 95 + 88 + 112 + 118 + 89 + 116 + 97 + 105 + 95 + 80 + 86 + 108 + 106 + 127 + 93 + 86 + 135 + 148 + 116 + 76 + 69

Sum of Salaries = 2878

Mean = Sum of Salaries / Total Number of Values

Mean = 2878 / 30

Mean ≈ 95.93 birr

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Answer:

In my opinion, Energy, Time, Money and Development

Answer:

Pollution, time, money, and energy.

Explanation:

Answer:

GTAW

Explanation:

It helps the upper C class engine take off

Answer:

Along the zero to measure an object on a ruler

Answer:

Following are the solution to the given question:

Explanation:

Line voltage:

\(V_L=\sqrt{3}V_{ph}=\sqrt{3}(120) \ v\)

Power supplied to the load:

\(P_{L}=\sqrt{3}V_{L}I_{L} \cos \phi\)

\(10\times 10^3=\sqrt{3}(120 \sqrt{3}) I_{L}\ (0.85)\\\\I_{L}= 32.68\ A\)

Check wye-connection, for the phase current:

\(I_{ph}=I_L= 32.68\ A\)

Therefore,

Phasor currents: \(32.68 \angle 0^{\circ} \ A \ ,\ 32.68 \angle 120^{\circ} \ A\ ,\ and\ 32.68 -\angle 120^{\circ} \ A\)  

Magnitude of the per-phase load impedance:

\(Z_{ph}=\frac{V_{ph}}{I_{ph}}=\frac{120}{32.68}=3.672 \ \Omega\)

Phase angle:

\(\phi = \cos^{-1} \ (0.85) =31.79^{\circ}\)

Please find the phasor diagram in the attached file.