The Sun was formed from a large cloud of gas. What caused this gas to come together and form the Sun? A. The atoms of gas were pulled together by the force of gravity. B. The planets pushed the atoms of gas toward each other. C. The magnetic forces from stars moved the atoms of gas together. D. The atoms of gas were attracted to the center of a black hole.

To calculate the maximum rating for a non-time-delay fuse for motor branch-circuit short-circuit and ground-fault protection, we need to consider the full load current (FLC) of the motor.

Given data:

Power rating (P) = 40 horsepower

Voltage (V) = 230 volts

Phase = 3

To calculate the FLC, we can use the following formula:

FLC = (P × 746) / (√3 × V)

Substituting the given values:

FLC = (40 × 746) / (√3 × 230)

FLC ≈ 92.42 amperes

For motor branch-circuit short-circuit and ground-fault protection, the maximum rating for a non-time-delay fuse should be selected to provide adequate protection. Generally, the fuse rating is chosen to be slightly higher than the FLC to accommodate motor starting currents and other transient conditions.

A common practice is to select a fuse rating that is 125% of the FLC. Therefore, the maximum rating for a non-time-delay fuse for this motor would be approximately:

Fuse rating = 1.25 × FLC

Fuse rating ≈ 1.25 × 92.42

Fuse rating ≈ 115.52 amperes

Thus, the maximum rating for a non-time-delay fuse for this motor would be approximately 115.52 amperes. It is important to consult the manufacturer's guidelines and local electrical codes to determine the specific fuse rating requirements for motor protection.

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Answer:

That's not true, if your house is burning down, leave. Let the firefighters do their jobs.

Explanation:

Answer:

Use cases are known to be a set of instruction  or processes between a User/Actor with the system to produce a desired input.

With the aid of a diagram, the set of use cases that are carried out in this ATM are given below:

Insert PIN

(1)Perform required transaction

(2)Withdrawal

(3)Deposit

(4)Transfer

(5)Change PIN

(6)Exit

Note: Kindly find an attached diagram of the Use case as part of the solution to process carried out at the ATM

Sources: The diagram of the Use case for ATM was researched and taken from Quizlet.

Explanation:

Solution

Use cases are normally a set of instruction  or processes between a User/Actor with the system to produce a desired input.

A use case diagram or image is a graphical representation of all the use case or processes that connects or interact with the system

The use case diagram is a part of Unified Modelling Language also called the UML.

The set of use cases that are carried out in this ATM use case diagram to know the requirements of the ATM is shown below:

Now both the customer/client and Bank are seen as Actors.

Actors are the ones or people that interface with the system.

The ATM is often used to withdraw money and it also have some requirement.

Some of the use-cases that could serve as a basis for understanding the requirements for an ATM system are;

Customer (actor)  often uses bank ATM to know or see the Balances of his/her bank accounts. They use it also to Deposit Funds and Withdraw Cash.

They can also use it to Transfer Funds (use cases). ATM Technician are known to give a form of Maintenance and Repairs. All these used cases is one that involve Bank as the actor  when it is liked to customer transactions or to the ATM servicing.

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Agile is a form of adaptive or change-driven project management that c. A plan-driven model with phases including: selecting and initiating, planning, executing, and closing and realizing benefits.

This characteristic does not identify the agile life cycle model from added life cycle methodologies. In fact, it details a plan-driven or traditional biological clock model that follows a sequential approach accompanying distinct phases.

Agile, in another way, emphasizes flexibility, changeability, and iterative development, frequently without strict devotion to predefined phases.

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Answer: That you are dressed appropriately, to speak in a formal manner, and to be confident in your answers.

Answer:

hard bored

Explanation:

it seems like it could be either but I think hard bored

The correct answer is since the counters can more easily quantify 20 than 1, timing many oscillations reduces the likelihood of inaccuracy in respect of inertial balance.

What is the purpose of inertial balance?

To determine an object's mass using an inertial balance. This inertial balance kit is primarily intended for use in a lab experiment where mass is quantitatively measured apart from the gravitational pull of the Earth to illustrate Newton's First Law. The mass of an object in a weightless environment is frequently calculated in space missions using the same technique.

The kit consists of a frame with two platforms, one of which has holes, joined by two horizontal spring blades. Three cylinders of unknown mass with shoulders are also included; they can all be inserted into the platform's holes. One of these masses has a hole that enables it to be suspended from a ring stand or other object using string (included).

Hence, due by timing more than one oscillation, it lessens the possibility of error, in that the counters have an easier time quantifying 20 versus 1.

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The maximum flexure or bending stress in the beam is increased by a factor of 4.

The maximum flexure or bending stress in a beam is calculated using the equation:

σ = Mc/I

Where,

σ = Maximum flexure or bending stress (MPa)

M = Maximum bending moment (N.m)

c = Distance from Neutral Axis to outermost fibre (mm)

I = Moment of Inertia (mm4)

For the given beam,

Initial Section: 12 x 16 in.

Final Section: 12 x 32 in.

For the initial section:

I1 = b1 x h12^3/12 = 12 x 162^3/12 = 24576 in4

For the final section:

I2 = b2 x h22^3/12 = 12 x 322^3/12 = 98304 in4

Therefore, the Moment of Inertia (I) is increased by a factor of 4 (I2 = 4 x I1).

Since M and c remain unchanged, the maximum flexure or bending stress (σ) is increased by a factor of 4 (σ2 = 4 x σ1).

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The amount of radiation that the system is radiating into space is 1.164 x 10¹⁷. See the explanation below.

Rockets or space crafts emit heat as they navigate into space. This heat or emissions is what is referred to as radiation.

Recall that we are given the following:

Thus,

Converting the temperature of the Radiator, we have:

30°C = 273 + 30

= 303K

Area of the Panel of the radiator = 0.3 x 0.1

= 0.03

The formula for the heat emitted by the system is given as:

Q = ∈δA (T₁⁴  - T₁⁴)

Where:

δ = Stefan - Bolta Mann constant

→ δ = 5.67 X 10⁻ⁿ

→ The amount of heat is thus given as:

Q = 0.89 x 5.17 x 10⁸ [ (303)⁴ - (3)⁴] x 0.03

Therefore,

Q = 1.1635158780036 × 10¹⁷

Q ≈ 1.164 x 10¹⁷

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Answer:D

Explanation:

Option D is correct. Balancing the crankshaft is NOT one of the functions of a flywheel.

A flywheel is part of an automobile. It is a heavy wheel that is attached to a rotating shaft of an automobile. Since there may be the presence of large forces within an automobile structure, the presence of a flywheel helps to balance the force evenly across it.  

Some of the functions of the flywheel are but are not limited to help in transferring power to the transmission, engaging the starter, and smoothing out of power pulses.

Hence based on the explanation above, balancing the crankshaft is NOT one of the function of a flywheel.

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Considering that train operations are disrupted and expensive field investigation programs for locomotive operational scenarios are involved.

When a train approaches, the most recent level crossings will have barriers that descend to completely or only partially block the road. When a train approaches, they will have a lighting system that flashes red.

By incorporating an energy storage device and a method for converting the stored energy into mechanical motion in the drive train in addition to an internal combustion (IC) engine, hybrid vehicles reduce fuel consumption. Mechanical motion can also be converted into stored energy by some hybrids.

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The SA node has an intrinsic ability to produce an action potential without any extrinsic influence from the nervous system because B. Funny channels allow constant influx of Na+.

Funny channels, also known as hyperpolarization-activated cyclic nucleotide-gated (HCN) channels, are non-selective cation channels that allow for a slow inward current of sodium and calcium ions. This inward current depolarizes the membrane potential of the SA node cells, making them more likely to reach threshold and fire an action potential.

The other options are incorrect. Leaky potassium channels allow for continuous potassium ion efflux, which would make the cell more negative and therefore less likely to depolarize and fire an action potential.

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Answer:

Explanation:

In mechanics of materials, the bending stress of a beam in bending can be determined by the equation

With a professional, do an automotive diagnostic

Verification and confirmation in

Step 1. This step in the vehicle diagnostic process enables the expert to look for potential issues.

Step 2: Identify the issue.

Step 3: Area isolation.

4. Make repairs.

The final step is a check.

the procedure of determining a diagnosis, disease, or injury based on its indications and symptoms. To aid in the diagnosis, testing like blood tests, imaging tests, and biopsies may be done in addition to a physical examination and health history.

Using a computer scan tool, the repairman will obtain the diagnostic issue code data from the computer. A fully qualified technician can more correctly identify and address the issue by using this information.

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Using a computer scan tool, the repair technician will retrieve the diagnostic trouble code information from the computer. A properly trained technician can use this information to more accurately locate and repair the problem.

As part of the standard operating procedure, many experts recommend that shops perform a pre-scan of all vehicle computer modules, as well as a scan after the vehicle is repaired (SOP). This is not only good business practice, but it also helps to communicate with the customer about potential vehicle flaws that may not have been part of the customer's original concern.

Pre-scan: This entails gaining access to all vehicle modules and downloading any or all stored Diagnostic Trouble Codes (DTCs), including pending codes. Any DTCs that have been stored will be recorded on the work order, and if they are related to a customer, it may be necessary to notify the customer and obtain approval before proceeding with the repair.

Post Scan: After the vehicle has been repaired and before it is released to the customer, a full module scan is performed to ensure that another DTC was not set during the repair in addition to the repair. procedure for repair The results of this follow-up scan should also be documented on the repair order so that they can be added to the driving history.

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Answer:

False.

Explanation:

Project management can be defined as the process of designing, planning, developing, leading and execution of a project plan or activities using a set of skills, tools, knowledge, techniques and experience to achieve the set goals and objectives of creating a unique product or service.

Generally, projects are considered to be temporary because they usually have a start-time and an end-time to complete, execute or implement the project plan.

The fundamentals of Project Management includes;

1. Project initiation.

2. Project planning.

3. Project execution.

4. Monitoring and controlling of the project.

5. Adapting and closure of project.

Basically, the specifications of a project or manufacturing process outlines the minimum requirements and quality that are acceptable. Thus, it must be adhered to strictly in order to achieve a successful and desired outcome.

As a rule, it is essential to check at every stage of a project if the sponsor or customer requirements and expectations have been met regarding the quality of the project deliverables.

True. Emergency vehicle drivers may request the right-of-way, but they cannot assume it or force it.

Emergency vehicle drivers, such as those operating ambulances, fire trucks, or police cars, are granted certain privileges when responding to emergencies. They can request the right-of-way by activating their emergency lights, sirens, and sometimes other audible or visual signals. However, it is important to note that they cannot assume or force the right-of-way without regard for other vehicles on the road.

While emergency vehicles have the legal authority to proceed through intersections against traffic signals or exceed speed limits in certain situations, it is still their responsibility to exercise caution and ensure the safety of themselves and others. They must still consider the flow of traffic, give appropriate signals, and yield when necessary to avoid accidents and maintain public safety. Other drivers on the road are expected to yield to emergency vehicles when it is safe and practical to do so, but emergency vehicle drivers must always drive with care and take necessary precautions.

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The statement that would delete the dynamic array is:  d) delete [] d;

To delete the dynamic array, we will use the delete [] d; operator. A dynamic array itself is meant to be accessed randomly and it has a variable size that requires most times that data be removed or added.

So, the common function that is used in dynamic arrays to signify the point of deletion is the delete [] d function and many static barriers are overcome by this array.

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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:

wind,water and solar energy

Explanation:

this is what we have in the moder society but in the oldon days they had coal for fires but now we have solar energy for our heating.

and if you use solar energy you save money by putting solar energy on your roof and its a sufficient way.

Answer:

nothing will happen

Explanation:

except for whatever that wire feeds will lose power

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Answer:

1) The probability of at least 1 defective is approximately 45.621%

2) The probability that there will be exactly 3 shipments each containing at least 1 defective device among the 20 devices that are tested from the shipment is approximately 16.0212%

Explanation:

The given parameters are;

The defective rate of the device = 3%

Therefore, the probability that a selected device will be defective, p = 3/100

The probability of at least one defective item in 20 items inspected is given by binomial theorem as follows;

The probability that a device is mot defective, q = 1 - p = 1 - 3/100 = 97/100 = 0.97

The probability of 0 defective in 20 = ₂₀C₀(0.03)⁰·(0.97)²⁰ ≈ 0.543794342927

The probability of at least 1 = 1 - The probability of 0 defective in 20

∴ The probability of at least 1 = 1 - 0.543794342927 = 0.45621

The probability of at least 1 defective ≈ 0.45621 = 45.621%

2) The probability of at least 1 defective in a shipment, p ≈ 0.45621

Therefore, the probability of not exactly 1 defective = q = 1 - p

∴ q ≈ 1 - 0.45621 = 0.54379

The probability of exactly 3 shipment with at least 1 defective, P(Exactly 3 with at least 1) is given as follows;

P(Exactly 3 with at least 1) = ₁₀C₃(0.45621)³(0.54379)⁷ ≈ 0.160212

Therefore, the probability that there will be exactly 3 shipments each containing at least 1 defective device among the 20 devices that are tested from the shipment is 16.0212%

The program to convert MegaBytes to either Bytes, KiloBytes, GigaBytes, or TeraBytes is found in the attached image.

The program defines five helper functions to help the program do its work. The functions are:

Within the Main Program, a while loop is used to make sure the menu continues to be presented to the user until the user selects the option to quit.

The inner while loop makes sure the user enters an option within the menu.

Once the user enters an option to convert, the program requests the value to be be converted, in MegaBytes. then an if statement selects the correct conversion function.

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Answer:

I think it is false!

Explanation:

Answer: I think it's true

Explanation:

Because if you were part of a play, you would have a part but if you work on props, you don't have a part onstage.

There are a lot of ways employees uses in controlling exposure routes.  But when risk assessment is not be performed is not a part of the control methods.

The ways to control workplace hazards are known to be means taken to ensure safety in the workplace.

The examples are:

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When a material is subjected to a tensile stress lower than the yield strength, it undergoes elastic deformation without permanent damage.

During a tensile test, a material is subjected to increasing tensile stress until it reaches its breaking point. The yield strength is the stress level at which the material begins to exhibit plastic deformation, meaning it undergoes permanent changes in shape. However, when the applied stress is lower than the yield strength, the material undergoes elastic deformation.

Elastic deformation occurs when the material is stretched under stress but returns to its original shape when the stress is removed. At this stage, the atomic or molecular bonds within the material are stretched but remain intact. The material behaves elastically, following Hooke's Law, which states that the stress is directly proportional to the strain (deformation). When the stress is removed, the material reverts to its original dimensions.

This elastic behavior is crucial for materials used in applications where flexibility and resilience are desired, such as springs or rubber bands. The material can withstand repeated cycles of stress and deformation without permanent damage. However, it's important to note that if the applied stress exceeds the material's ultimate strength, it will experience plastic deformation and may fracture.

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Answer:

See Explanation

Explanation:

Required

- Pseudocode to determine the largest of 10 numbers

- C# program to determine the largest of 10 numbers

The pseudocode and program makes use of a 1 dimensional array to accept input for the 10 numbers;

The largest of the 10 numbers is then saved in variable Largest and printed afterwards.

Pseudocode (Number lines are used for indentation to illustrate the program flow)

1. Start:

2. Declare Number as 1 dimensional array of 10 integers

3. Initialize: counter = 0

4. Do:

4.1 Display “Enter Number ”+(counter + 1)

4.2 Accept input for Number[counter]

4.3 While counter < 10

5. Initialize: Largest = Number[0]

6. Loop: i = 0 to 10

6.1 if Largest < Number[i] Then

6.2 Largest = Number[i]

6.3 End Loop:

7. Display “The largest input is “+Largest

8. Stop

C# Program (Console)

Comments are used for explanatory purpose

using System;

namespace ConsoleApplication1

{

   class Program

   {

       static void Main(string[] args)

       {

           int[] Number = new int[10];  // Declare array of 10 elements

           //Accept Input

           int counter = 0;

           while(counter<10)

           {

               Console.WriteLine("Enter Number " + (counter + 1)+": ");

               string var = Console.ReadLine();

               Number[counter] = Convert.ToInt32(var);

               counter++;                  

           }

           //Initialize largest to first element of the array

           int Largest = Number[0];

           //Determine Largest

           for(int i=0;i<10;i++)

           {

               if(Largest < Number[i])

               {

                   Largest = Number[i];

               }

           }

           //Print Largest

           Console.WriteLine("The largest input is "+ Largest);

           Console.ReadLine();

       }

   }

}

Answer:

Explanation:

From the given information:

The square foundation = 3m by 3m

capacity q = 165 kPa

depth = 1.5 m

assuming soil unit weight = 17.5 kN

q = 17.5 × 1.5

q = 26.25 kPa

Settlement \(Se = C_1C_2 (\overline q - q) (\dfrac{I_z}{E_s})D_f\)

where;

\(c_1 = 1-0.5 (\dfrac{q}{\overline q -q})\)

\(c_1 = 0.905\)

\(c_2 = 1+ 0.2 log ( \dfrac{t}{0.1})\)

suppose t = 1year

\(c_2 = 1+ 0.2 log ( \dfrac{1}{0.1})\)

\(c_2 = 1.2\)

Using Schertmann method.

\(\mathtt{ I_t = 0.5 }\)

\(\dfrac{length }{breadth } = \dfrac{3}{3}=1\)

∴

E⁵ = \(2.5 q_e\)

E⁵ = 2.5 × 165

E⁵ = 412.5 kPa

Hence: \(Se = C_1C_2 (\overline q - q) (\dfrac{I_z}{E_s})D_f\)

\(Se = 0.905 * 1.2(165-26.25) (\dfrac{0.5}{412.5})*1.5\)

\(\mathbf{Se = 0.273 \ m}\)