An oil pump draws 184 hp of electric power while pumping oil with a density of 48 lbm/ft^3 at a rate of 7 ft^3/s. the inlet velocity of the pipe is 5 ft/s and the outlet velocity of the pipe is 2.1 ft/s. if the pressure of oil in the pump is measured to be 70 psi and the motor efficiency is 86%, determine: a) pump power in horsepower b) the mechanical efficiency of the pump c) the combined or overall efficiency of the pump-motor

answer:

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explanation:

answer:

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explanation:

answer:

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answer:

// here is code in C++.

#include <bits/stdc++.h>

using namespace std;

//main function

int main()

{

  // variable

 int n;

 cout<<"enter a number:";

 // read the input

 cin>>n;

 // find the square root of the absolute value

 float square_root=sqrt(abs(n));

 // print the square_root

 cout<<"square root of "<<n<<" is: "<<square_root<<endl;

  return 0;

}

Explanation:

Read a number from user and assign it to "n".Then find its absolute value with abs() function.Then calculate the square root of the absolute value with sqrt() function.Print the square root of the number.

Output:

enter a number:-17

square root of -17 is: 4.12311

                                                         This is easy

                                                     sinserly Natalie 7 grader (this is not that hard)