1.
Explain why an n-type semiconductor material is
electrically neutral and not negatively charged.

Answers

Answer 1

Answer:

It is important because the donor introduces a free electron to the conduction band while leaving behind a fixed positively charged ion, thus maintaining the overall charge neutrality.


Related Questions

10 basic safety rules for using hand tools

Answers

Answer:

Explanation:

1. Inspect regularly

Regularly inspect your tools to make sure that they are in good condition.

2. Wear gloves

Always wear appropriate personal protective equipment.

3. Carry with care

Never carry tools up a ladder.

If you need to take tools up to a height use a bag or hoist them up in a bucket.

4. Don't pocket sharp objects

Never carry sharp or pointed tools in your pocket.

Instead, carry them in a toolbox.

5. Be aware of your surroundings

Always be aware of the people around you when using tools.

6. Use the right tools

Always use the right tools for the job.

Never use a tool for a different purpose than it was intended.

You risk damaging the tools and injuring yourself.

7. Follow instructions

Only operate tools according to manufacturers' instructions.

8. Clean and return

After using a tool, clean it and return it to it's proper storage place.

9. Oily hands are dangerous

Don't work with greasy or oily hands.

10. Protect your eyes

Always wear eye protection.

Technician A says that angle spring pull-type clutches are adjusted by turning the large adjustment ring in the
clutch cover. Technician B says that the adjustment will change the clutch brake squeeze dimension. Who is
correct?
correct Tech A or tech B

Answers

Tech A
I hope it will help

The programming device monitor normally indicates a true instruction if the addressed input device is off and examined for an off condition.

a. True
b. Flase

Answers

The answer for this is true. Hope this helps

A worker-machine operation was found to involve 3.3 minutes of machine time per cycle in the course of 40 cycles of stopwatch study. The worker’s time averaged 1.9 minutes per cycle, and the worker was given a rating of 120 percent (machine rating is 100 percent). Midway through the study, the worker took a 10-minute rest break. Assuming an allowance factor of 12 percent of work time, determine the standard time for this job.

Answers

The standard time for this job will be "5.89 minutes". A further solution is provided below.

Given values are:

Machine time per cycle = 3.3 minutesPerformance rating = 100%Average cycle time = 1.9 minutesPerformance rating = 120%Allowance factor = 12% or 0.12

For machine,

→  The normal time will be:

= [tex]Average \ observed \ time\times Performance \ rating[/tex]

By substituting the values, we get

= [tex]3.3\times \frac{100}{100}[/tex]

= [tex]3.3 \ minutes[/tex]

When there is no allowance then the allowance factor will be zero (0).

→  The standard time will be:

= [tex]\frac{Normal \ time}{1-Allowance \ factor}[/tex]

= [tex]\frac{3.3}{1-0}[/tex]

= [tex]3.3 \ minutes[/tex]

For workers,

→  The normal time will be:

= [tex]Average \ observed \ time\times Performance \ rating[/tex]

= [tex]1.9\times \frac{120}{100}[/tex]

= [tex]2.28 \ minutes[/tex]

→  The standard time will be:

= [tex]\frac{Normal \ time}{1-Allowance \ factor}[/tex]

= [tex]\frac{2.28}{1-0.12}[/tex]

= [tex]2.59 \ minutes[/tex]

hence,

→  The standard time for this job will be:

= [tex]Standard \ time \ of \ machine+Standard \ time \ of \ worker[/tex]

= [tex]3.3+2.59[/tex]

= [tex]5.89 \ minutes[/tex]

Thus the above answer is correct.

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Three project would you like to build​

Answers

hospital, school, streets

School, hospital, bank are three buildings

1)How do you distinguish between positive and negative logic system? Prove that an OR gate in a positive logic System is an AND gate in a negative logic system.

2)Give a brief statement that would help one remember the truth table of AND ,NAND, OR, NOR, EX-OR and EX -NOR logic gate functions ,irrespective of the number of input used. ​

Answers

Answer:

Positive logic is defined as a high voltage level representing a logic 1 and a low voltage level representing a logic 0. Negative logic is the reverse, i.e., a low voltage level represents a logic 1 and a high voltage level represents a logic 0.

Explanation:

Thanks

13. What is the current draw of a circuit with a resistance of 6
When 120 V is applied to the circuit?

Answers

Sorry I am weak at




Math

Hi, everyone I'm a high school student in Texas. My engineering teacher is asking us to find an active engineer to complete a list of questions, but I don't know any engineers. so If anyone can help I would be appreciated. Thanks

Answers

Answer:ill look it up

Explanation:

Father fixed the broken window ___________. a. pane b. pain

Answers

Answer:

pane

Explanation:

Pain is physical aching, etc.

Suppose you have a file with 10,000 pages and you have three buffer pages. Answer the following questions for each of these scenarios, assuming that our most general external sorting algorithm is used:
A file with 10,000 pages and three available buffer pages.
A file with 20,000 pages and five available buffer pages.
A file with 2,000,000 pages and 17 available buffer pages.
How many runs will you produce in the first pass?
How many passes will it take to sort the file completely?
What is the total I/O cost of sorting the file?
How many buffer pages do you need to sort the file completely in just two passes?

Answers

Answer:

bjhyvfycdyfcfrctfcrytyitfvhvtgkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkvvyctfvtycytctyifvtofvtycyiycfytfgtftgijiogbyfioghudewjfioghdvjdbhidig dyhfuehgffga fhuehfhdffthe ghffhufhsdklc fucjfbrhgwguirot

Explanation:

We are now limited to using 5 buffer pages in Pass 1. Here, sorted runs will be combined, with one output buffer being served again and the remaining four buffer pages serving as input buffers. Thus, option B is correct.

What a file with 10,000 pages, and three buffer pages?

A type of sorting algorithms known as external sorting is capable of processing enormous volumes of data.

When the data that has to be sorted cannot fit in a computer's primary memory (often RAM) and must instead be stored in a slower external memory, typically a disk drive, external sorting is necessary.

Although the array has already been sorted, our algorithm does not know whether it has finished. To know it is sorted, the algorithm needs to complete one full pass without any swaps.

Therefore, In the 1st pass(Pass0)  ceil(N/B) runs of B pages, each produces N=No. Of file pages B=No.of available buffer pages a) ceil(10000/3)=3334 sorted runs b) ceil(20000/5)=4000 sorted runs c) c.

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What are the three parts to the moonshot blueprint?

Answers

Answer:

Rather than just defining a vision or mission statement, we ask entrepreneurs to create a vision model, which combines three things: your core values, organizational purpose, and a big, hairy audacious goal (BHAG).

2. Recycled tires are frequently turned into?

Answers

Answer:

Play ground cover

Explanation:

Recycled tires are frequently turned into crumb rubber and tire-derived fuel

What are recycled?

Recycled can be defined as a product that can be used for reuse by creating another material or a product or using the same products rather than destroying if it is being given a new form.

Recycle helps in various things while energy conservation and it also is pollution that is being created it is basically using of the material which is going to be trashed

Recycling one can easily convert tires into crumb rubber, and also it helps in deriving fuel as it can be used as coal which is being transformed into a heating purpose. It just helps in creating various substances that is basically lightweight it and eco-friendly product. It can create various other products like mouse pad or it can be used in an architectural purpose

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#SPJ6

Pls answer and I will give a like!

Answers

Answer:

a

Explanation:

Which of these is not a financial incentive

Answers

Answer:

hehe brojsjsj

Explanation:

jusksw7eiieie

3. It's
job to consider more ergonomic approaches to work
A) Everyone's
B) O Your direct supervisor's
CO The employer's
DO The employee's

Answers

Answer:

right answer is option no d

Draw the circuit diagram for 3 cells connected in series, two resistors in series and a switch.

If V = I x R, calculate l if one cell = 2V and the resistor = 4Ω.​

Answers

Answer:

See the image for solution

please send me answer​

Answers

It’s will be tunma if I’m correct

Which is a common refrigerant for domestic air conditioners?

Answers

Answer:

Explanation:

The most common HFC used in air conditioners is R-410A. This refrigerant is better than R-22 in terms of “Ozone Depletion” potential and energy efficiency, but it still causes global warming. A few more HFCs that are commonly used are: R-32 in Air Conditioners and R-134A in refrigerators.

Answer:

The most common refrigerants used for air conditioning over the years include

Explanation:

The most common refrigerants used for air conditioning over the years include.

"Transportation is the way of expanding business activies" justify this statement with long answer​

Answers

Answer:

Transportation methods ensure deliveries to and from your facility flow smoothly and arrive at their designated destinations on time. Because of the importance of transportation to your business's success, it's vital to include this factor in your supply chain management strategy.

So,transportation is the way of expanding business activities.

Which of the following are among the fastest growing occupations?

a. Computer specialists
b. Engineers
c. Systems analysts
d. All of the above

Answers

Employment growth is often used as a measure of economic expansion and a test for domestic economic health.

Installing and repairing computer hardware and software is typically a responsibility of a Computer specialist. They meet the needs of customers, review and troubleshoot equipment, carry out upgrades, as well as start debating the extent of client reparations or restitution.Engineers are professionals who invent, design, analyze, construct and test machinery, complex structures, frameworks, gadgets. These materials satisfy functional goals and demands while taking into account the limits placed by practicalities, regulatory oversight, safety, and costs.Analysts create diagrams that assist computer network designers and architects.In this, the system's architects, indicate the level systems and processes of an organization as well as design solutions to improve the organizational framework.

In this question all the choices were interlinked with each other therefore, the final answer is "Option d".

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Before a rotameter can be used to measure an unknown flow rate, a calibration curve of flow rate versus rotameter reading must be prepared.

a. True
b. False

Answers

this statement is b which is true: hope this helped

A zero energy house
Group of answer choices

produces as much as energy (or more) than it consumes.

can only be designed by a registered architect.

is illegal to construct in three states: Ohio, Maine, and Utah.

must use wind turbines for at least 50% of buildings energy load.

Answers

Option 4 is correct




:):(:/

hằng số phổ biến chất khí

Answers

Answer:

Business activities may broadly be classified into two categories namely (A) Industry and (B) Commerce. Industry involves production of goods and services whereas commerce is concerned with the distribution of goods and services.

Explanation:

hope helps

Question 1.
a). Explain briefly permeability of free space

Answers

Answer:

The permittivity measures the obstruction produces by the material in the formation of the electric field, whereas permeability is the ability of the material to allow magnetic lines to conduct through it. The free space of the permittivity is 8.85 F/m, whereas that of the permeability is 1.26 H/m.

Explanation:

What year did Vidal Sassoon come to America ?

Answers

Answer:

1970

Explanation:

the answer must enough 20 character, so I...

Answer:

The early 1970s.

pls answer and I will give a like!

Answers

Answer:

b) making the language clear

Answer:Pls answer and I will give a like!

Explanation:I say itś the 1st answer (devaloping a focus)

if im wrong im super sry bye

16. For shop spllls larger than 12 gallons or 100 pounds, contact the
A) O National Response Center
B) O City where your shop is located
c) O Centers for Disease Control and Prevention (CDC)
D) O County where your shop is located

Answers

Answer:

For shop spills larger than 12 gallons or 100 pounds, contact the National Response Centre. Option(A).

Explanation:

The National Response Centre (NRC) is a piece of the governmentally settled National Response System and staffed 24 hours per day by the U.S. Coast Guard.

It is the assigned government resource for announcing all oil, synthetic, radiological, organic and etiological releases into the climate, anyplace in the United States and its regions. The NRC likewise takes oceanic reports of dubious action and security breaks inside the waters of the United States and its regions.

Learn more about national response refer:

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Answer:

A

Explanation:

Suppose that all the dislocations in 3000 mm3 of crystal were somehow removed and linked end to end. Given 1 m =0.0006214 mile, how far (in miles) would this chain extend for dislocation densities of (a) 10^4 mm^-2 (undeformed metal)? (b) 10^10 mm-2 (cold-worked metal)?

Answers

Answer:

please let me know the answer to this because I need to know as well. thanks




Si el bloque es de 40kg y parte desde la parte más alta a 68m/s. ¿Cuál es la energia
perdida debido a la fuerza de fricción? ¿cuál es la fuerza de fricción? ¿Cuál es la trabajo
resultante ejercido por las fuerzas

Answers

Answer:

hhsvubkppjwjkuiufuukbl

difference between star and delta connection​

Answers

In Star connection, the line voltage is equal to root three times of the phase voltage, whereas in delta connection line voltage is equal to the phase voltage. ... In star connection, phase voltage is low as 1/√3 times the line voltage, whereas in delta connection phase voltage is equal to the line voltage.

Answer:

Star connection, the line voltage is equal to root three times of the phase voltage, whereby delta connection line voltage is equal to the phase voltage.

plz Mark me as brainliest

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