An aluminum cylinder is 5cm long and has a mass of 42g. If aluminum has a density of 2700*9/m 3, how long is the cylinder?

Technician B is incorrect, and Technician A is also likely incorrect.

Technician A's statement about using two diodes for each stator winding lead is unclear without additional context about the specific system being discussed.

In general, a diode can be used to rectify AC voltage into DC voltage, but it is not always necessary to use two diodes. Some rectifiers use a single diode, while others use multiple diodes in a configuration called a bridge rectifier.

Technician B's statement is incorrect. Diodes can be used to rectify AC voltage, but they do not change AC into DC. Instead, they allow the positive portion of the AC voltage to pass through while blocking the negative portion, resulting in a DC voltage with a pulsating waveform.

In summary, both technicians' statements are either unclear or incorrect.

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When a light wave enters a medium of greater optical density, there will be a decrease in the wave's **A) speed, only**.

The frequency of a light wave remains constant when it transitions between different media, so option B) frequency, only is not correct.

However, the wavelength of a light wave can change when it enters a medium with a different optical density, but it does not necessarily decrease. It can increase or decrease depending on the specific conditions. Therefore, option D) frequency and wavelength is not accurate.

The speed of light in a medium depends on the refractive index of that medium. When light enters a medium with a higher refractive index, its speed decreases. This is due to the interaction of light with the atoms or molecules of the medium, causing it to slow down. Thus, option A) speed, only is the correct answer.

While the wavelength of the light wave can be affected by the change in speed, it is not necessarily decreased. The relationship between speed and wavelength is inversely proportional, meaning that as the speed decreases, the wavelength can either increase or decrease depending on the specific conditions. Therefore, option C) speed and wavelength is not accurate.

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Answer:

Hello your question is incomplete attached below is the complete question

Answer : Factor of safety for point A :

i) using MSS

(Fos)MSS =  3.22

ii) using DE

(Fos)DE = 3.27

Factor of safety for point B

i) using MSS

(Fos)MSS =  3.04

ii) using DE

(Fos)DE = 3.604

Explanation:

Factor of safety for point A :

i) using MSS

(Fos)MSS =  3.22

ii) using DE

(Fos)DE = 3.27

Factor of safety for point B

i) using MSS

(Fos)MSS =  3.04

ii) using DE

(Fos)DE = 3.604

Attached below is the detailed solution

The process of die forming that uses a die and a press to form parts from the given processes is called; C: Hydroforming

There are different types of die forming in sheet metal operations. Now, Hydroforming is a specialized type of die forming that uses a high pressure hydraulic fluid to press room temperature working material into a die.

Tailor Welding is a process of making welded blanks made from individual sheets of steel of different thickness, strength and even coating that are joined together by the use of laser welding.

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Although most V welding machines are usually hardwired into a building’s electrical system, some electrical codes permit them to be plugged into special wall receptacles. This can provide more flexibility in the placement of the machine and make it easier to move around if necessary.

V welding machines are powerful tools used for welding metals together. They are typically designed to operate on a high voltage and amperage electrical system. In most cases, V welding machines are hardwired into a building's electrical system, which means they are permanently connected to the electrical supply.

However, some electrical codes permit V welding machines to be plugged into special wall receptacles. This can provide more flexibility in the placement of the machine and make it easier to move around if necessary. The receptacles used for V welding machines are designed to handle the high voltage and amperage requirements of the machine, and they are usually labeled to indicate that they are intended for this specific use.

Before plugging a V welding machine into a wall receptacle, it is important to check local electrical codes and ensure that the receptacle is properly rated to handle the voltage and amperage requirements of the welding machine. This will help to prevent electrical hazards and ensure that the machine operates safely and efficiently. Additionally, it is important to ensure that the machine is grounded to prevent electrical shock and damage to the equipment.

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To use a particular alloy steel at a certain hardness, the structure and heat treatment that you prescribe to get the maximum toughness is tempered martensite and slow cooling.

Structure: When the hardness of the alloy steel is to be retained, the preferred structure for maximum toughness is tempered martensite. The amount of tempering and the tempering temperature are adjusted to achieve the desired combination of strength and toughness.

Heat Treatment: To achieve maximum toughness, the heat treatment must be carried out carefully. This means that a slow cooling rate should be used for the steel to be quenched, and the subsequent tempering must be carried out with a cooling rate slow enough to prevent temper embrittlement. Furthermore, the heat treatment should be carried out in such a way that the alloy steel attains the desired hardness.

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Answer:

the material's toughness, in terms of energy absorbed until fracture, is 98 kJ.

Explanation:

Step 1: Calculate the strain at the yield point:

Given that the cross-sectional area of the specimen is 0.004 m², and it yielded at a load of 280 kN (280,000 N), we can calculate the stress at the yield point:

Stress = Load / Cross-sectional area

Stress = 280,000 N / 0.004 m²

Stress = 70,000,000 N/m² (or Pa)

Using Hooke's Law, we know that stress is equal to the modulus of elasticity (E) multiplied by the strain (ε) at the yield point:

Stress = E * Strain

70,000,000 N/m² = 200,000,000,000 N/m² * Strain (converting E from GPa to N/m²)

Strain = 70,000,000 / 200,000,000,000

Strain = 0.00035

Step 2: Calculate the strain energy up to the yield point:

Strain energy (U) = (1/2) * Stress * Strain * Volume

We can assume that the volume remains constant during the test, so:

Strain energy (U) = (1/2) * Stress * Strain * Cross-sectional area * Length

For simplicity, let's assume the length of the specimen is 1 meter (this assumption won't affect the toughness calculation since it is based on energy per unit volume). Substituting the values:

Strain energy (U) = (1/2) * 70,000,000 N/m² * 0.00035 * 0.004 m² * 1 m

Strain energy (U) = 98,000 J (Joules)

Step 3: Convert the strain energy to kilojoules (kJ):

Toughness = Strain energy / 1000

Toughness = 98,000 J / 1000

Toughness = 98 kJ

Next, think of one where "roughly" the best solution is sufficient. It is best to determine the GCD of two positive integers.

Giving a vaccine to a patient suffering from an illness with a known cure may be a real-world situation for which only the best solution will do. Because there is no vaccination, the next best thing would be to administer chemotherapy to a cancer patient.

to put a printer spooler in place so that jobs can print out in the order they arrive. to add a back button to the internet browser. to keep track of the probable chess moves. to save a group of preset key words that are used regularly. chess moves that could be made. to save a group of preset key words that are used regularly.

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Alternators are devices used to convert mechanical energy into electrical energy. They are widely used in vehicles to recharge the battery and power the electrical systems of the vehicle. Alternators operate based on the principle of electromagnetic induction, which involves the creation of a magnetic field in the rotor to generate electrical energy.

Technician A is correct in stating that a magnetic field is created in the alternator rotor. The rotor is the rotating part of the alternator that contains a series of windings. When an electrical current flows through these windings, a magnetic field is created in the rotor. This magnetic field interacts with the stator, which is a stationary part of the alternator that contains a series of windings, to generate an electrical output.

Technician B is incorrect in stating that alternator output is increased if the speed of the alternator is decreased. The output of an alternator is directly proportional to the speed of the rotor. The faster the rotor spins, the higher the output of the alternator. Therefore, if the speed of the alternator is decreased, the output will also decrease.

In conclusion, both technicians are partially correct, but Technician A is more accurate. A magnetic field is created in the alternator rotor, and the output of the alternator is directly proportional to the speed of the rotor.

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We have that the new bulb 's Price is P  is mathematically given as

P= $100.68

Generally the Arithmetic equation for the life time of new bulb  is mathematically given as

life time = old bulb life / (usage per 24 x 365)

Therefore

L= 14,600 / (19 x 365)

L= 2.10 years

Where

old bulb=(2 x 45.9) (1 + 15/100)2.10 x 2 + 16

Old bulb=$181.11

After tax

tax = 181.11(1 - 40%)

tax= $108.66

Therefore

the new bulb 's Price is P

108.66 = P x (1.7986) x (0.6)

P= $100.68

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or...................

Answer:

i believe it is true

Explanation:

Answer:

Please report my answer

Explanation:

I want my account deleted

Answer: Your welcome!

Explanation:

The v-t curve for this situation is shown in Figure 3. The particle starts at t=0 with an initial velocity of -14 m/s and then gradually accelerates until it reaches a maximum velocity of 16 m/s at t=15s.

The x-t curve for this situation is shown in Figure 4. The particle starts at t=0 at the origin and then gradually moves in the positive direction due to the acceleration. The maximum position coordinate of the particle is 180 m at t=15s.

(a) The particle's maximum velocity is 16 m/s.

(b) The particle's maximum position coordinate is 180 m.

Answer:

When two fair dice are rolled, 6×6=36 observations are obtained.

P(X=2)=P(1,1)=

36

1

​

P(X=3)=P(1,2)+P(2,1)=

36

2

​

=

18

1

​

P(X=4)=P(1,3)+P(2,2)+P(3,1)=

36

3

​

=

12

1

​

P(X=5)=P(1,4)+P(2,3)+P(3,2)+P(4,1)=

36

4

​

=

9

1

​

P(X=6)=P(1,5)+P(2,4)+P(3,3)+P(4,2)+P(5,1)=

36

5

​

P(X=7)=P(1,6)+P(2,5)+P(3,4)+P(4,3)+P(5,2)+P(6,1)=

36

6

​

=

6

1

​

P(X=8)=P(2,6)+P(3,5)+P(4,4)+P(5,3)+P(6,2)=

36

5

​

P(X=9)=P(3,6)+P(4,5)+P(5,4)+P(6,3)=

36

4

​

=

9

1

​

P(X=10)=P(4,6)+P(5,5)+P(6,4)=

36

3

​

=

12

1

​

P(X=11)=P(5,6)+P(6,5)=

36

2

​

=

18

1

​

P(X=12)=P(6,6)=

36

1

​

Therefore, the required probability distribution is as follows.

Then, E(X)=∑X

i

​

⋅P(X

i

​

)

=2×

36

1

​

+3×

18

1

​

+4×

12

1

​

+5×

9

1

​

+6×

36

5

​

+7×

6

1

​

+8×

36

5

​

+9×

9

1

​

+10×

12

1

​

+11×

18

1

​

+12×

36

1

​

=

18

1

​

+

6

1

​

+

3

1

​

+

9

5

​

+

6

5

​

+

6

7

​

+

9

10

​

+1+

6

5

​

+

18

11

​

+

3

1

​

=7

E(X

2

)=∑X

i

2

​

⋅P(X

i

​

)

=4×

36

1

​

+9×

18

1

​

+16×

12

1

​

+25×

9

1

​

+36×

36

5

​

+49×

6

1

​

+64×

36

5

​

+81×

9

1

​

+100×

12

1

​

+121×

18

1

​

+144×

36

1

​

=

9

1

​

+

2

1

​

+

3

4

​

+

9

25

​

+5+

6

49

​

+

9

80

​

+9+

3

25

​

+

18

121

​

+4

=

18

987

​

=

6

329

​

=54.833

Then, Var(X)=E(X

2

)−[E(X)]

2

=54.833−(7)

2

=54.833−49

=5.833

∴ Standard deviation =

Var(X)

​

=

5.833

​

=2.415

Answer:

plans

for the question above

Answer:

the magnitude of the velocity when t = 3 s is 10.54 m/s.

Explanation:

To solve this problem, we can use the following kinematic equation that relates velocity, acceleration, and time:

v = vo + at

where:

v = final velocity

vo = initial velocity

a = acceleration

t = time

First, we need to find the velocity of the object at time t = 3 s. To do this, we can substitute the given values into the kinematic equation and solve for v:

v = vo + at

v = 8i + (-0.2i+2j+1.5k) x 3

v = 8i - 0.6i + 6j + 4.5k

v = 7.4i + 6j + 4.5k

The magnitude of the velocity is given by:

|v| = sqrt(vx^2 + vy^2 + vz^2)

where:

vx, vy, vz = the x, y, and z components of the velocity vector

Substituting the values from above, we get:

|v| = sqrt((7.4)^2 + 6^2 + (4.5)^2)

|v| = sqrt(54.81 + 36 + 20.25)

|v| = sqrt(111.06)

|v| = 10.54 m/s (approx)

Answer:

Rocks

Explanation:

I am not sure tho bc they are made out of coal and I think coal is a kind of rock

Answer:

I'm taking a guess for ya I shall say Metal or and Minerals

Explanation:

Good luck

The refractive power of the contact lenses can be calculated using the following formula: refractive power (in diopters) = 1 / focal length (in meters).

Converting the given focal length of 30 cm to meters, we get 0.3 m. Substituting this value in the formula, we get: Refractive Power = 1 / 0.3 = 3.3 diopters. Therefore, the refractive power of her contact lenses is 3.3 diopters.

To determine the refractive power of the contact lenses, we need to use the formula:

Refractive Power (D) = 1 / Focal Length (m)

First, let's convert the focal length from centimeters to meters:

Focal Length = 30 cm = 0.3 m

Now, we can plug the value into the formula:

Refractive Power (D) = 1 / 0.3 m = 3.33 diopters

The closest answer choice to 3.33 diopters is 3.3 diopters. Therefore, the refractive power of her contact lenses is 3.3 diopters.

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Both technicians are correct: Technician A is correct that the current trend is to use remote power steering fluid reservoirs, and Technician B is correct that using a remote reservoir allows for a more compact power steering pump assembly.Remote power steering fluid reservoirs have become a trend due to their efficiency.

The power steering pump's function is to create pressure, so the power steering system works effectively. Therefore, it is necessary to avoid overheating of the fluid. The coolant is released from the pump into the rack and pinion steering or the gear steering box. The function of the fluid reservoir is to store and provide adequate fluid for the power steering pump.To facilitate the task, modern vehicles have remote fluid reservoirs. These reservoirs are used to store power steering fluid remotely. They're usually located in the fender or engine compartment.

The fluid is stored in a separate location, making the power steering system more compact. By removing the fluid from the pump housing, the chances of fluid foaming are reduced. Foaming of the fluid causes cavitation, which causes damage to the pump and reduces performance. Therefore, Technician B is right that using a remote reservoir allows for a more compact power steering pump assembly.

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Answer:

Hence the magnitude of the pure moment m will be \(2\times 10^5.\)

Explanation:

Now,

We know that,

\(\frac{M}{I} = \frac{E}{R}\)

Thus, \(M =\frac{EI}{R}\)

Here

R = 10000 mm  

\(I=\frac{1}{12}\times 120\times 10^{3}\\= 10^{4} mm^{4}\)

\(E=2\times 10^{5}n/mm^{2}\\\\E=2\times 10^{5}n/mm^{2}\\\\M={(2\times 10^{5}\times 10^{4})/{10000}}\\\\M=2\times 10^{5}\)

Hence, the magnitude of the pure moment m will be \(2\times 10^5.\)

Answer:

70%

Explanation:

Hi! Your question involves the conventional procedure that requires one behavior and two antecedent stimulus conditions. In this procedure, responses are reinforced in the presence of the stimulus condition SD, but not in the presence of the other stimulus condition, S∆.

Step-by-step explanation:

1. A stimulus (SD) is presented, signaling that reinforcement is available for the specific behavior.
2. The individual performs the desired behavior in the presence of SD.
3. The behavior is reinforced (e.g., through reward or praise), strengthening the association between the behavior and SD.
4. Another stimulus (S∆) is introduced, signaling that reinforcement is not available for the behavior.
5. The individual performs the behavior in the presence of S∆.
6. The behavior is not reinforced in the presence of S∆, allowing the individual to learn that this specific behavior is not effective in this condition.

Through this procedure, the individual learns to perform the desired behavior only in the presence of the SD stimulus, while refraining from performing the behavior in the presence of the S∆ stimulus.

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The conventional procedure you are referring to is known as discrimination training. It involves one behavior and two antecedent stimulus conditions, the SD (discriminative stimulus) and the S∆ (delta stimulus).

The procedure you are referring to is called the Discrimination Training Procedure, which is a method used to teach animals and humans to discriminate between two stimuli. The conventional procedure requires presenting one behavior and two antecedent stimulus conditions.

This means that the individual is asked to perform a specific action or behavior when presented with a particular stimulus, but not when presented with another stimulus.
In this procedure, responses are reinforced in the presence of one stimulus condition, the SD, but not in the presence of the other stimulus, the S∆. This means that if the individual performs the desired behavior when presented with the SD, they will receive some form of reward or reinforcement. However, if they perform the behavior when presented with the S∆, they will not receive any reward or reinforcement.

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The specific gravity of the oil required for 10:1 amplification is 0.9.

The theory used in this question is the specific gravity of a substance, which is the ratio of the density of a substance to the density of water.

Explanations given below

Step 1: Calculate the specific gravity of the oil by dividing the density of the oil by the density of water.

Step 2: Multiply the specific gravity by 10 to get the amplification factor.

Step 3: Divide the desired amplification factor (10) by the calculated specific gravity to get the required specific gravity of the oil.

Example:

Desired amplification factor = 10

Calculated specific gravity = 0.9

Required specific gravity of the oil = 10 / 0.9 = 0.9

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The motivation behind dilated convolution in deep networks is that it leads to larger receptive fields without using more parameters than traditional convolution. Choice 1 is the correct answer.

Dilated convolution, also known as atrous convolution, is a technique used in deep neural networks to increase the receptive field of a convolutional layer without increasing the number of parameters. This allows the network to capture larger spatial information while maintaining a reasonable number of parameters, which is particularly useful in image segmentation and other computer vision tasks.

By contrast, traditional convolution has a fixed receptive field determined by the kernel size, which can limit the network's ability to capture global context. Therefore, dilated convolution can be seen as an extension of traditional convolution that provides a more powerful and flexible tool for image analysis.

Choice 1 is the correct answer.

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Answer: True

Explanation: Iron is magnetic

Answer:

a

Explanation:

because if you do its right

Answer:

up up down down

Explanation:

left right left right b a select start

Answer:

Explanation:

The 7 Habits of Highly Effective People, is a book written and first published in 1989. It is a business and self-help book that was written by Stephen Covey. The seven habits include

Being proactive

Starting anything with the end in mind

First things first

Always thinking towards a win-win situation

Seeking initially to understand, then going on to want to be understood

Synergize, and lastly

Growing

Answer:the answer is A B and C

A B and C

The more compact the body, the less friction, and the more mass the mass must have friction.

Answer:

1. I went to the library to study last night.

2.Helen borrowed my dictionary to look up the spelling of "occurred."

3.The teacher opened the window to let some fresh air into the room.

4..I came to this school to learn English.

5.I traveled to Osaka to visit my sister.

Explanation:

...