what is a true statement about database management systems (dbms)? check all that apply.

The minimum thickness in inches for a steel box can be determined by considering the dimensions and structural requirements of the box. In this case, we have a steel box measuring 6 inches × 4 inches × 3½ inches.

To determine the minimum thickness, we need to consider factors such as the material's strength, rigidity, and the desired safety margin. Without specific information about the required strength or any additional constraints, it is not possible to provide an exact value for the minimum thickness.

The minimum thickness will depend on various factors, including the steel grade, intended use of the box, and any applicable design standards or regulations. Engineering calculations and considerations would be necessary to determine the appropriate thickness based on these factors.

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A true statement about the seal between the respirator and the wearer's face is: D. facial hair can prevent a respirator from properly sealing to the wearer’s face.

A respirator can be defined as a personal protective equipment that is typically worn over the face to protect the mouth and nose, while protecting the wearer from inhaling smoke, dust, or other toxic chemical substances.

In this context, a true statement about the seal between the respirator and the wearer's face is that facial hair has the ability to prevent a respirator from properly sealing to the wearer’s face.

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Answer:

immediately

Explanation:

The recommended file system for computers running current versions of Windows is NTFS. NTFS stands for New Technology File System and it was introduced with Windows NT in 1993.

It provides several advantages over the older FAT file system, including better security, support for larger file sizes, and better file compression capabilities.  NTFS supports file permissions and encryption, which makes it ideal for business and enterprise use. It also has the ability to recover from errors and bad sectors automatically, making it a reliable choice for data storage. In addition, NTFS can handle larger volumes of data than the older FAT file system, which was limited to 32 GB.

While FAT32 and FAT64 file systems are still supported by Windows, they are more commonly used in portable devices such as USB drives and memory cards. NTFS is the recommended file system for modern Windows operating systems, and it is the default file system used by Windows 10 and later versions. So if you are setting up a new computer or reformatting a hard drive, choosing NTFS will provide you with a more secure, efficient, and reliable file system.

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Answer:

A

Explanation:

Actually I don't know anything about American history, I chose it because South Africa is not in the least

Answer:

Explanation:

Primary combustion where carbon monoxide (CO) and free hydrogen (H) are produced, and the secondary combustion where water vapor (H2O) and carbon dioxide (CO2) are formed.

The constant deceleration of the car is  0.25 m. The correct answer is (c)0. 25 m

The thickness of the wall can be found by rearranging the equation T(x) = 52x + 25 to solve for x, and then plugging in the given temperature at one surface.

1. Rearrange the equation to solve for x:

T(x) = 52x + 25

T(x) - 25 = 52x

(T(x) - 25)/52 = x

2. Plug in the given temperature at one surface (38°C) for T(x):

(38 - 25)/52 = x

13/52 = x

3. Simplify the fraction to get the thickness of the wall:

x = 0.25 m

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True, ABS enables steering while using the most forceful stopping possible.

The most common material used in manufacturing, ABS is available in many different varieties. It can be extruded for CNC machining, turned into pellets for injection moulding, and filament for additive manufacturing.

Three monomers—acrylonitrile, butadiene, and styrene—combine to form ABS. A manufactured monomer made from propylene and ammonia is called acrylonitrile.

This element helps ABS maintain its heat stability and chemical resilience. Butadiene: It is created as a by-product of steam crackers, which generate ethylene.

The best driving conditions for ABS are dry, level surfaces. It aids the driver in applying the brakes as quickly as feasible while keeping the car under control. However, as the system repeatedly releases the brake, it can lengthen total stopping distances.

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Answer:

See explanation.

Explanation:

Since no figure was given I solved a problem that was similar to the one you described that I worked in my mechanics of materials class. The method should be very similar for your figure. See attached image for my work.

If it is subjected to the couple determine the maximum shear stress in regions AC and CB of the shaft. G st = 75 GPa. Than the answer will be 52Mpa.

We need to perform a two step process to obtain the maximum shear stress on the shaft. For the solid shaft,

P=2×pi×N×T/60 or T=60×p/2×pi×N

Where P=power transmitted by the shaft=50×10³W

N=rotation speed of the shaft in rpm=730rpm

Pi=3.142

T is the twisting moment

By substituting the values for pi, N and P, we get

T=654Nm or 654×10³Nmm

Also, T=pi×rho×d³/16 or rho=16×T/pi×d³

Where rho=maximum shear stress

T = twisting moment=654×10³Nmm

d= diameter of shaft= 40mm

By substituting T, pi and d

Rho=52Mpa

b. For a hollow shaft, the value for rho is unknown

T=pi×rho(do⁴-di⁴/do)/16

Rho=T×16×do/pi×(do⁴-di⁴)

Where

T= twisting moment=654×10³Nmm gotten above

do=outside shaft diawter=40mm

di= inside shaft diameter =30mm

Pi=3.142

Substituting values for pi, do, di and T.

Rho=76Mpa

Therefore, If it is subjected to the couple determine the maximum shear stress in regions AC and CB of the shaft. G st = 75 GPa. Than the answer will be 52Mpa.

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Answer:

fibrocartilage

they're essentially the same thing so i'd say yes

Answer:

According to the search results, the advantages of effective social networks for career success include all of the following except "access to private information".

Explanation:

Answer:

Exploration geophysics is an applied branch of geophysics and economic geology, which uses physical methods, such as seismic, gravitational, magnetic, electrical and electromagnetic at the surface of the Earth to measure the physical properties of the subsurface, along with the anomalies in those properties

Answer:

Rear body panel. Rear bumper cover. Rear rails.

Explanation:

The body parts that serves as front end cross structures of vehicles are Rear body panel , front bumper and rear nails

Front end cross structures refers to several frontal parts or part that are located at the front of automobilles that define it's appearance and it's effective workability. The frontal parts are essential for the effective running of the vehicles and also define the vehicles appearance.

Therefore, The body parts that serves as front end cross structures of vehicles are Rear body panel , front bumper and rear nails.

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Explanation:

150 divide by 150 and that how you do the is you what to divide together 15/ 150 you welcome have a good day is you need something else

The compression ratio of the engine is 1000/545 or approximately 1.83, the pressure after compression is 31.2 atm, and the theoretical maximum efficiency of the engine is 62%.

The compression ratio can be calculated using the formula:
Compression ratio = (volume before compression) / (volume after compression)

Assuming that the volume of the cylinder before compression is V1, and the volume after compression is V2, we can use the ideal gas law to calculate the volumes:

V1 = (nRT1) / P1
V2 = (nRT2) / P2

Where n is the number of moles of air, R is the ideal gas constant, and T1 and T2 are the initial and final temperatures, respectively.

Using the given values, we can calculate:

V1 = (nRT1) / P1 = (n * 0.0821 * 545) / 1 = 44.4n
V2 = (nRT2) / P2 = (n * 0.0821 * 1000) / P2

The compression ratio is therefore:

Compression ratio = V1 / V2 = (44.4n) / ((n * 0.0821 * 1000) / P2) = 0.054P2

Solving for P2, we get:

P2 = (Compression ratio) / 0.054 = (1000 / 545) / 0.054 = 31.2 atm

The theoretical maximum efficiency of the engine can be calculated using the formula:

Efficiency = 1 - (1 / Compression ratio)^(γ-1)

Where γ is the ratio of specific heats for air, which is approximately 1.4.

Using the given values, we get:

Efficiency = 1 - (1 / Compression ratio)^(γ-1) = 1 - (1 / (1000 / 545))^(1.4-1) = 0.62 or 62%

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Answer:

8.5 i guess

Explanation:

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.

To create a two-dimensional 10x10 array and initialize every element to be the value of i j, we can use nested loops in our code. The first loop will iterate over the rows, and the second loop will iterate over the columns.

Within the nested loops, we can assign the value of i j to each element in the array.
Here is the set of code to achieve this:
int[][] arr = new int[10][10]; // create a 10x10 array
for (int i = 0; i < arr.length; i++) { // loop over rows
 for (int j = 0; j < arr[i].length; j++) { // loop over columns
   arr[i][j] = i * j; // assign value of i j to element
 }
}
The outer loop iterates over the rows, and the inner loop iterates over the columns. We use the variables i and j to index into the array and assign the value of i j to each element. By multiplying i and j together, we can obtain the value of i j. The answer is within the specified limit of 200 words.

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Answer:

If your equipment is well maintained, it's less likely to breakdown, which leads to increased uptime, more working hours for the equipment, fewer repair costs, and therefore increased revenue.

Explanation:

Once the external shape and internal features of a part are represented by a combination of lines, further information is provided by Dimension.

In regards to geometry, the  three-dimensional shape is known to be one that can be said to be a form of solid figure or an object/shape that is of known to be made up of three dimensions which are length, width, and height.

Note that the three-dimensional shapes have height as well as thickness or depth.

Therefore, Once the external shape and internal features of a part are represented by a combination of lines, further information is provided by Dimension.

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The layer that deals with how humans interact with computers is the user layer.

This layer focuses on the interface between the user and the computer system, including the design and usability of the software and hardware components. The user layer involves the use of input devices, such as keyboards and mice, to interact with the computer system and output devices, such as screens and printers, to receive information from the system. The user layer also includes the software applications that are designed to meet the needs of the user, such as productivity software, games, and communication tools. The software applications in the user layer are designed with the user in mind, providing an easy-to-use interface and intuitive features.

Furthermore, the user layer also deals with the user experience, including factors such as accessibility, ease of use, and user satisfaction. The goal of the user layer is to create a seamless and efficient interaction between the human user and the computer system. In conclusion, the user layer is an essential component of the computer system, as it deals with how humans interact with computers, and it is essential to ensure that the software and hardware components are designed with the user in mind.

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Answer:

healthy

Explanation:

Explanation:

1. Weld only in authorized areas. Make sure the area is dry, chemical free, and well ventilated.

2. Inspect the equipment before starting to use it.

3. Keep other people away, unless they are authorized to be there and are wearing the appropriate personal protective equipment.

Air pressure at the end of the Turbine exit is : 730.57 K

Given data :

Pressure ratio ( p₂ / p₁ )= 10.9

minimum temperature ( T₁ ) = 280 K

maximum temperature ( T₃ ) = 1410 K

Assuming :

constant specific heat and efficiency of 100%

For air :

Cp = 1.005 kJ/kg.k,  Cv = 0.718 kJ/kg.k,  v = 1.4

Given that efficiency for compressor and turbine is 100% the process ( 1-2 , 3 - 4 ) will all be isentropic

We will Apply the formula below

\(\frac{T_{2} }{T_{1} } = ( \frac{p_{2} }{p_{1} } )^{\frac{v-1}{v} } = ( \frac{V_{1} }{V_{2} } )^{v-1}\)

Insert values into equation ( 1 )

T₂ = 551.147 K  ( temperature at compressor exit )

Next : Determine the value of the temperature at Turbine exit ( T₄ )

T₃ / T₄ = 10.7^\(^{\frac{1.4-1}{1.4} }\)

Therefore : T₄ = 1410 / 10.7^0.286

                        = 1410 / 1.93

                        = 730.57 K

Hence we can conclude that the Air pressure at the end of the Turbine exit is :  730.57 K .

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In order to determine the height of the tower, we would apply the second equation of motion and assume that the downward motion is negative.

Mathematically, the second equation of motion is given by this formula:

S = ut + ½gt²

Where:

Substituting the given parameters into the formula, we have;

S = S₀ + ut - ½gt²

0 = S₀ + (0)4.0 - ½ × (9.8) × 4.0²

0 = S₀ - 4.9 × 16.0

Height, S₀ = 78.4 meters.

In order to calculate the bearing's impact velocity, we would apply the first equation of motion:

V = u - at

V = 0 - 9.8(4.0)

Impact velocity, V = 39.2 m/s.

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Complete Question:

Ball bearings can be made by letting spherical drops of molten metal fall inside a tall tower, called a shot tower, and solidify as they fall.

a. If a bearing needs 4.0 s to solidify enough for impact, how high must the tower be?

b. What is the bearing's impact velocity?

Answer: its A

Explanation:

The rating of the service disconnecting means for a single-family home must be at least 100 amperes, 3-wire.Therefore, 100 amperes is the required minimum rating of service size for a one-family home.

What is the service's required minimum ampere rating?

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Answer:

but the way is the way but the WAY is not the way

Explanation:

(yoda voice)

Answer:

umm am i supposed to be laughing?

Explanation:

sorryyy idk what yoda sounds like cuz i think star wars is pretty wack, just my opinion tho so dont get offended