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Vaselesa [24]
3 years ago
6

Describe the are of mechanical engineering

Engineering
2 answers:
Alja [10]3 years ago
8 0
Bcc. Chilling. Vvcfgjkl
posledela3 years ago
5 0

Answer:

Mechanical engineering is an engineering discipline that combines engineering physics and mathematics principles with materials science to design, analyze, manufacture, and maintain mechanical systems.

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PLEASE ANSWER ASAP 20 points and brainlyyy
k0ka [10]

Answer:

top right

Explanation:

4 0
3 years ago
Read 2 more answers
Do not use C++ pointers (this is not a topic of this course).
noname [10]

The program is an illustration of functions in C++

C++ functions are collection of named program statements that are executed when called

<h3>The C++ program</h3>

The program in C++, where comments are used to explain each action is as follows:

#include <iostream>

#include <cmath>

using namespace std;

//This defines the boolean method

bool isoscelesTriangleHeightAndArea(double base, double hypotenuse, double height, double area) {

   //This checks for invalid base and height

   if(base < 0 || hypotenuse < 0){

       return false;

   }

   //This returns true if base and height are valid

   return true;

}

//The main begins here

int main(){

   //This initializes the variables

   double base, hypotenuse, height, area;

   //This gets input for base and hypotenuse

   cout<<"Base: ";    cin>>base;

   cout<<"Hypotenuse: "; cin>>hypotenuse;

   //The calls the boolean method

   bool success = isoscelesTriangleHeightAndArea(base, hypotenuse, height, area);

   //If success is True

   while (success){

       //This calculates height

       height = sqrt(hypotenuse*hypotenuse - (base/2) * (base/2));

       //This calculates area

       area = 0.5 * base * height;

       //This prints height

       cout << "Triangle height is " << height << endl;

       //This prints area

       cout << "Triangle area is " << area << endl;

       //This gets input for base and hypotenuse

       cout<<"Base: ";    cin>>base;

       cout<<"Hypotenuse: "; cin>>hypotenuse;

       bool success = isoscelesTriangleHeightAndArea(base, hypotenuse, height, area);

   }

   cout << "Invalid Input!" << endl;

}

Read more about C++ programs at:

brainly.com/question/24833629

#SPJ1

4 0
2 years ago
Technician A states that air tools generally produce more noise than electric tools, so wear ear protection when using air tools
dusya [7]

Answer:

Both Technician A and Technician B are correct

Explanation:

Air tools and electric tools are both power tools as they are used to make work easier. Air tools generally use an air compressor that powers the motor of the tool making it possible to use it while electric tools as the name implies are powered by an electric source which in this case is batteries. An example of an air tool is the nail gun which can be used by furniture makers to drive nails and they are often louder than electric tools because of vibrations caused by the compressor making it necessary to use ear protection when using the tool for ear safety.

Technician B  is also correct because it is always advisable to use impact sockets while using impact guns due to the ability of the impact sockets to withstand the force caused by operating impact guns and make work neater when nuts and bolts are being loosened or tightened.

5 0
3 years ago
Provide an argument justifying the following claim: The average (as defined here) of two Java ints i and j is representable as a
ahrayia [7]

Answer:

public static int average(int j, int k) {

return (int)(( (long)(i) + (long)(j) ) /2 );

}

Explanation:

The above code returns the average of two integer variables

Line 1 of the code declares a method along with 2 variables

Method declared: average of integer data type

Variables: j and k of type integer, respectively

Line 2 calculates the average of the two variables and returns the value of the average.

The first of two integers to average is j

The second of two integers to average is k

The last parameter ensures average using (j+k)/2

3 0
3 years ago
A 75-hp (shaft output) motor that has an efficiency of 91.0 percent is worn out and is replaced by a high-efficiency 75-hp motor
Naya [18.7K]

Answer:

4.536hp

Explanation:

The decrease in the heat gain of the room is determined from difference in electrical inputs:

Q = W_{shaft} (\frac{1}{n_{1} } - \frac{1}{n_{2} })\\Q = (75hp)*(\frac{1}{0.91 } - \frac{1}{0.963 })\\\\Q = 4.536 hp

8 0
3 years ago
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