Answer:
Total Energy Input = Total Energy Output / Efficiency
Explanation:
The expression written above is not true about the energy conversion devices.The energy conversion devices convert energy from one form to another for of energy for example :- take a light bulb it converts electric energy to heat and light.There is no efficiency involved in the energy conversion devices.
I don’t understand this question
Answer:
Select commands would return all the rows and columns in the table.
Explanation:
In the database management system, it consists of one or more table. To handle this table it provides the concept of SQL(Structured Query Language). It is a programming language that design, manage, store data into the relational database. It is case sensitive language. In the SQL many commands used for handle table data, it returns all rows and columns from the table.
Syntax of select command can be given as:
Select * from tablename;
Example:
select * from ProductCategory;
returns all the data from the table.
In select command, we will also return select data by using condition
SELECT column1 [, column2, ...]
FROM tablename
WHERE condition
In the conditional clause we use these operators that can be given as:
= Equal, > Greater than, < Less than, >= Greater than equal to, <= Less than equal to, != Not equal to.
The type of goal that Ariel will set so that she can be able to works to graduate from high school is one that has to be long term.
<h3>What are personal goals ?</h3>
These kind of goals are known to be things or items that a person is hoping on getting or achieving.
Therefore, the type of goal that Ariel will set so that she can be able to works to graduate from high school is one that has to be long term as it will be one that will last for a very long time.
Learn more about goals from
brainly.com/question/1512442
#SPJ4
Answers:
What is the index of the last element in the array? stArr1.length()-1
This prints the names in order. How would I print every other value? Change line 4 to: index = index +2
Change line 7 to: i < names.length
