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snow_tiger [21]
3 years ago
9

A machine that converts energy to useful work.

Computers and Technology
2 answers:
VladimirAG [237]3 years ago
6 0

Answer:

heat engine

A heat engine is any machine which converts heat into useful work for example, a steam engine or a car engine. Real heat engines are complex and there are many ways of converting heat energy into useful work. We can abstract and generalise the workings of any heat engine into three parts:

Explanation:

CAN I GET BRAINLIEST

Rainbow [258]3 years ago
3 0

Explanation:

An electric generator is a device that converts a form of energy into electricity.

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Natalie wants to create a database to collect information about sales transactions. She would like to use the database to look u
Lynna [10]

Answer:

Customer Table

  1. Customer name
  2. Customer id

Product Table

  1. Product id/number (primary key, auto increment)
  2. Product name
  3. Product sale price

Transactions Table

  1. Transaction Id
  2. Customer Id
  3. Product id
  4. Quantity
  5. Price
  6. Date

Explanation:

Natalie wants to fetch following information from database

  1. Look up customer name and sale price
  2. Sort items in db by product number

To lookup customer name and sale price perform a join on Transactions table and Customer table.Assuming database is build in mysql the query to fetch required results would be

select transction.productId,transaction.customerid,customer.customername from transactions join customer ON

customer.customerid=transcation.customerid

where productid="user provided product id of returned product"

For sorting products by number set produc number in product table a auto increment primary key

7 0
3 years ago
FREE 10 POINTS THE EASIEST QUESTION EVER I AM NEW SO I DONT KNOW HOW TO MARK SOMEONE THE BRAINLEAST ????????????????????????????
umka2103 [35]

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8 0
3 years ago
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What filter would only include data from a campaign titled back to school in campaign reports?.
Mkey [24]

Answer:

Custom Include filter with field "Campaign Name" and pattern "back to school"

Explanation:

6 0
2 years ago
Which of the follow is the best technique to determine how many menu items are needed and how to structure the menus and sub men
AnnZ [28]

Answer:

c. ​Group use cases by actor.

Explanation:

A use case is used to describe interaction between systems and users to achieve a goal. Mostly, a list of possible interaction between the system and the user is identified. The user can be a single person or a group. By using use case, the requirement of a systems is identified from a users point of view.

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3 years ago
Using the find and replace tool would be most appropriate when
mafiozo [28]

A. Changing the company name when the same letter is sent to different companies

The find and replace tool is meant to help replace all instances of a certain piece of text with a different piece of text.

For example, if a letter was sent to Company A, the find and replace tool could change every time the letter says “Company A” and make it say “Company B” instead so the same letter could be sent to Company B.

3 0
3 years ago
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