In center-type cylindrical grinding, done on dead centers:

Answer:

Hello your question is incomplete attached below is the complete question

answer :

I) P = t/R * 492.85

II) The final equation : PR / t  + 4M/πR3 =  б e

Explanation:

attached below is a detailed solution to the given problem

i) P = t/R * 492.85

ii) Final equation : PR / t  + 4M/πR3 = б e

Answer:

Implements a reordering of the letters of the alphabet.

Explanation: GIVE ME 5 STARS AND a HEART!!!                                      Those contacts are wired across the rotor so that each contact on the left connects to the contact on the right in some scrambled arrangement. Each rotor, therefore, implements a reordering of the letters of the alphabet, which mathematicians call a permutation.

Answer:

22400 volts

Explanation:

According to Ohms law, the resistance can be calculated as;

R=V/I where R is total resistance, V is voltage across the whole circuit and I is the current across the whole circuit.

From the question;

I= 400 A

R= 56 Ω

Applying the formula;

R=V/I

56 =V/400

V= 400*56 =22400 volts

Based on the fact that Megan arranged the machines according to their functions, this is Process layout. Thus, option A is correct.

This is the way of arranging a shop or factory where the machines and equipment are arranged according to their function.Megan arranged her machines according to how they function so that she can be able to move from one station to another. This is therefore a process layout.

In the process layout, similar processes are grouped together, and machines are arranged according to the production process. This type of layout is ideal for factories that produce a variety of products with different production requirements, as it allows for flexibility in production.

In a heavy machine tools factory, various machines with different production requirements are used, and a process layout would allow for efficient use of resources and flow of materials.

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Answer:

somewhere around 34.2223 meters thick but that's what I am estimating.

Answer:

The parties in the construction of an earthfall dam for irrigation who will be responsible for the following services are given below.

What is the justification for the above response?

Providing labor: The responsibility for providing labor in the construction of an earthfill dam for irrigation will typically fall on the contractor or construction company that has been awarded the contract for the project. The contractor is usually responsible for hiring and managing all the necessary labor, including skilled and unskilled workers, to complete the construction of the dam.

Funding the construction of the dam: The responsibility for funding the construction of the earthfill dam will usually lie with the party or parties that have commissioned the project. In most cases, this will be a government agency or a private company that is investing in the construction of the dam.

Approving the drawings: The responsibility for approving the drawings for the earthfill dam will typically fall on the government agency or private company that is commissioning the project. The drawings will need to be approved by the relevant regulatory bodies and local authorities to ensure that the dam meets all the necessary safety and environmental standards.

Overall coordination of the project: The responsibility for the overall coordination of the project will usually fall on the project manager or project team that has been appointed by the commissioning party. The project manager will be responsible for overseeing all aspects of the project, including managing the budget, scheduling, and ensuring that the construction work is completed to the required standards.

Setting up coordinates and levels for back-filling: The responsibility for setting up the coordinates and levels for back-filling will typically fall on the engineering team that is responsible for the design and construction of the dam. The engineering team will be responsible for surveying the site and determining the best locations for the dam, as well as setting the appropriate coordinates and levels for the back-filling process.

It is very important to know where online information comes from in order to validate, authenticate and be sure it's the right information

Online informations are information which are available on the internet such as search engines, social handles and other websites

In conclusion, it is very important to know where online information comes from in order to validate, authenticate and be sure it's the right information

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Heat energy is the known to be a product of the movement of tiny particles called atoms, molecules or ions. The true statement is by Technician A.

Internal combustion engine is dependent on the heat of combustion so as to make torque to move the vehicle and power the system.

A lot of heat made during combustion is not often used productively and therefore need to be removed to avoid overheating of the engine.

The heat energy that is not used for is wasted in three ways: They are:

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Answer:

I think trains are pretty awesome. There's a train in japan that levitates slightly and runs on magnetism. Pretty amazing. It's super fast too

Answer:

  -0.1 inches

Explanation:

The net inflow is ...

  36 cfs -30 cfs = 6 cfs

The number of seconds in 30 days is ...

  (3600 s/h)(24 h/da)(30 da) = 2,592,000 . . . . seconds/(30 days)

Then the volume of inflow is ...

  (6 ft^3/s)(2,592,000 s) = 15,552,000 ft^3

The number of square feet in 1260 acres is ...

  (1260 ac)(43560 ft^/ac) = 54,885,600 ft^2

So, the increase in depth due to the inflow is ...

  (15,552,000 ft^3)/(54,885,600 ft^2) ≈ 0.283353 ft ≈ 3.4002 in

__

The net change in water level is then ...

  inflow - seepage + precipitation - evaporation

  3.4 in -1.5 in +4.0 in -6.0 in = -0.1 in

The water level change in the period is -0.1 inch.

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means black in spanish!

Answer:

These formal systems state exactly what work is to be done, where and when. In many organisations, people doing the actual work are required to sign a permit to work document to confirm that they have understood all processes and guidelines of the system. Permits also serve as a means of communication between site workers and the organisation’s management.

However, they should not be mistaken as a replacement for robust risk assessment, which should happen simultaneously. Having a permit to work systems as part of organisational operations reduces the risks of losses or damage due to unsafe activities in a non-trivial work atmosphere.

These systems ensure that the correct jobs are entrusted to appropriate individuals and review or audit of conditions are also undertaken by experts or authorised personnel who have proven capabilities of undertaking the respective responsibilities. Permit to work systems also confirms that work is completed safely and the workplace is restored to its safe, original form for normal operations to commence.

Answer:

The major financial flop that led to the end of the Sega Dreamcast and ultimately caused Sega to stop making game consoles altogether is:

3: A game called Shenmue, that cost more than $70 million to make, meant that everyone who owned a Dreamcast needed to buy two copies of the game just for Sega to make back the money they had spent to develop it-which didn't happen.

Explanation:

Shenmue, released on December 29, 1999, was created for Dreamcast by Suzuki.  It was widely described as the most expensive video game ever produced.  It had an estimated production and marketing cost of between US$47 and $70 million, according to the latest available data.

The first feature that should be considered for achieving optimal functional seating for a child who has scoliosis secondary to spina bifida is:

Option C. Position and stability of the pelvis in the chair.

The pelvis is the foundation of the seating system and provides a stable base for the trunk and extremities. Without proper positioning and stability of the pelvis, the child may have difficulty with functional activities and may experience discomfort or pain.

It is also important to consider the width and placement of lateral trunk supports (A), the type and contour of the chair seat cushion (B), and the configuration and attachment of chest harness (D) for optimal seating. However, these should be considered after the position and stability of the pelvis have been addressed.

In summary, the first feature to consider for achieving optimal functional seating for a child with scoliosis secondary to spina bifida is the position and stability of the pelvis in the chair.

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The addition of sodium bicarbonate is usually used to raise the alkalinity. So, the correct answer is option c.

Sodium bicarbonate, also known as baking soda, is commonly used in water treatment processes to increase the alkalinity. Alkalinity refers to the water's ability to neutralize acids and maintain stable pH levels. When sodium bicarbonate is added to water, it reacts with water to form carbonic acid, which then dissociates into bicarbonate ions. These ions increase the water's buffering capacity, meaning it can better resist changes in pH. This is important for maintaining a healthy aquatic environment, as fluctuations in pH can be harmful to aquatic organisms. Therefore, adding sodium bicarbonate helps to stabilize the water's pH by raising the alkalinity (option c).

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The correct answer choice for implementing the enqueue() method in a queue with a linked list in Java is append().

When implementing a queue using a linked list, the enqueue operation adds an element to the end of the list, as it follows the FIFO (First-In-First-Out) principle. The append() method in the linked list class would typically be used to add a new element at the end of the list, making it the most appropriate choice for the enqueue operation.

The other answer choices are not directly related to the enqueue operation in a queue implementation using a linked list:

removeafter() is used to remove an element after a specified node, which is not necessary for the enqueue operation.

prepend() is used to add an element at the beginning of the list, which does not follow the FIFO principle of a queue.

insertafter() is used to insert an element after a specified node, but it is not typically used in the enqueue operation of a queue.

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Answer: CW = 59%

Explanation:

Given Data:

Do = ?

D1 = 12.7mm

Average = 28% CW

%CW = π ([Do/2]^2 - π [ D1/2]^2 ) / π [ Do/2 ]^2 *100

Input data into the formula

28 = π ([Do/2]^2 - π [ 12.7/2]^2 ) / π [ Do/2 ]^2 *100

Do = 15.1mm

When CW = 35%

35 = π ([Do/2]^2 - π [ 35/2]^2 ) / π [ Do/2 ]^2 *100

= 23.6mm

Now we calculate the total CW needed.

CW= π ([Do/2]^2 - π [ D1/2]^2 ) / π [ Do/2 ]^2 *100

When Do = 23.6mm

D1 = 15.1mm

%CW = π ([23.6/2]^2 - π [ 15.1/2]^2 ) / π [ 23.6/2 ]^2 *100

CW = 59%

Answer:

The net energy transfer from the student's body during the 20-min ride to school is 139.164 BTU.

Explanation:

From Heat Transfer we determine that heat transfer rate due to electromagnetic radiation (\(\dot Q\)), measured in BTU per hour, is represented by this formula:

\(\dot Q = \epsilon\cdot A\cdot \sigma \cdot (T_{s}^{4}-T_{b}^{4})\) (1)

Where:

\(\epsilon\) - Emissivity, dimensionless.

\(A\) - Surface area of the student, measured in square feet.

\(\sigma\) - Stefan-Boltzmann constant, measured in BTU per hour-square feet-quartic Rankine.

\(T_{s}\) - Temperature of the student, measured in Rankine.

\(T_{b}\) - Temperature of the bus, measured in Rankine.

If we know that \(\epsilon = 0.90\), \(A = 16.188\,ft^{2}\), \(\sigma = 1.714\times 10^{-9}\,\frac{BTU}{h\cdot ft^{2}\cdot R^{4}}\), \(T_{s} = 554.07\,R\) and \(T_{b} = 527.67\,R\), then the heat transfer rate due to electromagnetic radiation is:

\(\dot Q = (0.90)\cdot (16.188\,ft^{2})\cdot \left(1.714\times 10^{-9}\,\frac{BTU}{h\cdot ft^{2}\cdot R^{4}} \right)\cdot [(554.07\,R)^{4}-(527.67\,R)^{4}]\)

\(\dot Q = 417.492\,\frac{BTU}{h}\)

Under the consideration of steady heat transfer we find that the net energy transfer from the student's body during the 20 min-ride to school is:

\(Q = \dot Q \cdot \Delta t\) (2)

Where \(\Delta t\) is the heat transfer time, measured in hours.

If we know that \(\dot Q = 417.492\,\frac{BTU}{h}\) and \(\Delta t = \frac{1}{3}\,h\), then the net energy transfer is:

\(Q = \left(417.492\,\frac{BTU}{h} \right)\cdot \left(\frac{1}{3}\,h \right)\)

\(Q = 139.164\,BTU\)

The net energy transfer from the student's body during the 20-min ride to school is 139.164 BTU.

Given the following data:

Mass of astronaut = 150-lbm.

Acceleration due to gravity on Moon = 5.48 ft/s².

Weight can be defined as the force acting on an object or a physical body due to the effect of gravity. Also, the weight of a physical object (body) is typically measured in Newton or ounces.

Mathematically, the weight force on a physical body can be calculated by using this formula:

W = mg

Where:

Substituting the given parameters into the formula, we have;

Weight = 150 × 1/32.2 × 5.48

Weight = 25.5 lbf.

A beam scale is a measuring instrument that is designed and developed to compare the masses of a physical body and as such, it's not affected by the variations in acceleration due to gravity. Therefore, the beam scale would read 150-lbf as it read on earth.

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The flashing arrow panels are not used just at night but are used even during the day time. These are necessary to give the directional information to the drivers. Thus, the given statement is false.

The safety instructions are necessary for the drivers as absence of these would lead to increased number of accidents which could lead to death of a number of people. The flashing arrow panels is one of these instructions.

Flashing arrow panels are used during the day as well as at the night to give advance warning and directional information to the drivers where it is required to move to the right or to the left into another lane.

Some of the safety systems used at level crossings include amber and red warning lights on majority of roads, people should stop when the amber lights come on, unless vehicle has already crossed the stop line.

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The sentence "the long, meandering corridor is lit by rectangular skylights" is accurate because of this.

The comma rule is based on the distinction between coordinate adjectives and cumulative adjectives. Coordinate adjectives are adjectives that modify the noun directly after them. So, it is accurate to say that the long, winding corridor is lit by rectangular skylights. Islamic architecture commonly uses specific ornamental forms, like mathematically difficult, elaborate geometric patterns, floral motifs like the arabesque, and ornate calligraphic inscriptions, to decorate buildings and to reveal the function of the building through the choice of adornment. Another word that can be used in place of dome is cupola. It is an arch that has had its vertical axis twisted.

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Answer:

  use the percentage error relation

Explanation:

The percentage error in anything is computed from ...

  %error = ((measured value)/(accurate value) -1) × 100%

__

The difficulty with voltage measurements is that the "accurate value" may be hard to determine. It can be computed from the nominal values of circuit components, but there is no guarantee that the components actually have those values.

Likewise, the measuring device may have errors. It may or may not be calibrated against some standard, but even measurement standards have some range of possible error.

Answer:

use the percentage error relation

Answer:

\(\eta =46\%\)

Explanation:

Hello!

In this case, we compute the heat output from coal, given its heating value and the mass flow:

\(Q_H=60\frac{tons}{h}*\frac{1000kg}{1ton}*\frac{1h}{3600s}*\frac{30,000kJ}{kg}\\\\Q_H=500,000\frac{kJ}{s}*\frac{1MJ}{1000J} =500MW\)

Next, since the work done by the power plant is 230 MW, we compute the efficiency as shown below:

\(\eta =\frac{230MW}{500MW}*100\% \\\\\eta =46\%\)

Best regards!

To make a point teaching , you need a community and an open program.

In order to prepare students to teach high school, the Bachelor of Secondary Education (BSED) curriculum lasts four years. A high school teacher needs a certain set of knowledge and abilities, which the curriculum teaches students by combining theory and practice. finishing a teacher education program that has been approved by the state. A background check that was successful. passing the required general teacher certification or licensing test.

A teacher, who may also be referred to as a schoolteacher or an educator in official capacity, is a person who, by the act of teaching, aids students in acquiring knowledge, skills, or virtues.

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In Stokes flow, the fluid velocity is proportional to the forces acting on the fluid and the fluid is assumed to be viscous and incompressible. The fluid velocity near a rotating sphere in Stokes flow can be determined using the equations of fluid dynamics.

Kinematic reversibility is a property of Stokes flow, which states that the fluid flow is symmetric with respect to time reversal. This means that if the fluid velocity is recorded at a certain time, then the same velocity field will be obtained if time is reversed and the flow is replayed in the reverse direction.

When a sphere is rotating near a wall, the flow of fluid around the sphere creates a velocity field that pushes the sphere away from the wall. This flow can be considered as the fluid being pushed away from the sphere and towards the wall. If the flow is time-reversed, the fluid velocity field would be the same, but the direction of the velocity would be reversed. This means that the fluid would be drawn towards the sphere and away from the wall, pulling the sphere towards the wall.

Therefore, based on the property of kinematic reversibility in Stokes flow, the rotating sphere near a wall will experience a force that could either push it away from the wall or draw it towards the wall, depending on the direction of the flow.

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Answer:

The velocity component v is \(-6axy+2by^2+f(x)\)

Explanation:

Given that,

The velocity component of a steady, two-dimensional

\(u=3ax^2-2bxy\)

We need to calculate the function of x

Using given equation

\(u=3ax^2-2bxy\)

Where, a and b is constant

On differential

\(\dfrac{du}{dx}=6ax-2by\)

We need to calculate the velocity component v

Using equation of velocity

\(\dfrac{dv}{dy}=-\dfrac{du}{dx}-\dfrac{dw}{dz}\)

Put the value into the formula

\(\dfrac{dv}{dy}=-6ax+2by-0\)

Now, on integration w.r.t y

\(v=-6axy+2by^2+f(x)\)

Hence, The velocity component v is \(-6axy+2by^2+f(x)\)

No, the physical address 346E0 cannot be the starting address for a segment. This is because the starting address of a segment must be aligned with the segment's size or boundary, which is determined by the processor's architecture.

Segment boundaries are defined by 16-byte or 4-byte boundaries, depending on the segment's use. Therefore, the starting address of a segment must be a multiple of 16 or 4, respectively, depending on the segment type.

In the given address 346E0, the last digit is 0, which indicates that it is a multiple of 16. However, we do not have enough information about the processor architecture and segment size to determine whether this is an appropriate starting address for a segment.

In general, when defining a segment, it is important to ensure that the starting address is properly aligned with the segment's boundary to avoid any issues with memory access and processing.

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The information security role cannot be positioned inside physical security as a rival to protective services or physical security. This claim is untrue.

When discussing data and information, the CIA triptych must be considered. Confidentiality, honesty, and availability are the three elements of the CIA triad, a concept in information security. Each subsystem represents a significant information security objective.

Security fosters situational awareness and preserves equilibrium. Without security, people frequently get comfortable and fail to notice strange conduct of bystanders, including workers and other citizens. Security drives an optimistic and proactive culture since awareness is a continuous process and people want to behave morally.

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The question is incomplete. The complete question is --

An aluminum rod is press fitted onto an aluminum collar. The collar has an inner radius of 1 cm and an outer radius of 2 cm. Given the rod has a diameter of 1.01 cm and the young's modulus of aluminum is 69 GPa, determine the following :

1. the interference value, i

2. the radial pressure at the interference of the collar and the rod

3. the maximum effective stress in the collar

4. if the yield strength of aluminium is 200 MPa and assume a safety factor of 1.5, will the aluminium collar break

Solution:

Given :

Inner radius of the collar = 1 cm

So, inner diameter, \($d_1$\) = 2 cm

Outer radius of the collar = 12 cm

So, outer diameter, \($d_2$\) = 4 cm

The aluminium rod diameter, d = 1.01 cm

Now, from the figure, we can see that there will be no interference and so the rod will easily insert inside the collar.

1. So, the interference , i =0

2. The radial pressure is also 0.

3. There will be no stress developed. So the maximum effective stress is 0

4. The collar will not break

At 1.2mpa pressure and 50c

What is pressure?
By pressing a knife against some fruit, one can see a straightforward illustration of pressure. The surface won't be cut if you press the flat part of the knife against the fruit. The force is dispersed over a wide area (low pressure).

a)Mass flow rate of the refrigerant
Therefore h1= condenser inlet enthalpy =278.28KJ/Kg
saturation temperature at 1.2mpa is 46.29C
Therefore the temperature of the condenser

T2 = 46.29C - 5
T2 = 41.29C

Now,
d)power consumed by compressor W = 3.3KW
Q4 = QL + w = Q4
QL = mR(h1-h2)-W
= 0.0498 x (278.26 - 110.19)-3.3
=5.074KW
Hence refrigerator load is 5.74Kg

(COP)r = 238/53
(Cop) = 4.490

Therefore the above values are the (a) mass flow rate of the refrigerant, b) the refrigerant load, c) the cop, and d) the minimum power input to the compressor for the same refrigeration load.

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