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valina [46]
3 years ago
6

A carbon composition resistor having only three color stripes has a tolerance of?

Computers and Technology
1 answer:
just olya [345]3 years ago
3 0

Answer:

A carbon composition resistor having only three color stripes has a tolerance of 20 percent .

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Write a program that simulates flipping a coin repeatedly and continues until three consecutive heads. are tossed. At that point
quester [9]

Answer and Explanation:

#include <iostream>

#include <string>

#include <time.h>

#include <vector>

using namespace std;

//Takes user info

int user_info(string *name,char *gender){

   char G;

   cout<<"What is your name?: ";

   getline(cin, *name);

   cout<<"What is your gender(m/f):";

   cin>>G;

   cout<<endl;

   *gender = tolower(G);

   return 0;

}

//Toss coin(part 2)

bool coin_toss(double seed){

   double r;

   r = (double)seed/(double)RAND_MAX;

   //cout<<r;

   if (r<0.5) return true;

   return false;

}

//check results

float toss_result(vector<char> v,int *h){

   int num_heads=0;

   int num_toss = v.size();

   *h = 0;

   for(int i=0;i<num_toss;i++){

       if(v[i]=='h'){num_heads++;(*h)++;}

   }

   return (float)num_heads/(float)num_toss;

}

void show_result(int total_num,int head_num,float ratio){

   cout<<"it took you "<<total_num<<" tosses to get 3 heads in a row"<<endl;

   cout<<"on average you flipped heads "<<(ratio*100)<<"% of the time"<<endl;

}

int main()

{

   string name;

   char gender;

   string K; //Mr or Mrs

 

   cout<<"Welcome to coin toss! Get 3 heads in row to win!"<<endl;

 

   //part 1

   user_info(&name,&gender);

 

   if(gender == 'f') K = "Mrs.";

   else K = "Mr.";

 

   cout<<"Try to get 3 heads in a row. Good luck "<<K<<name<<"!"<<endl;

   char dummy = getchar();

 

   //part 2

   int num_toss;

   vector<char> toss_results;//store toss results

   bool result;//result of toss

   srand(time(0));

   while(true){

       //cout<<rand()<<endl;

       result = coin_toss(rand());

       cout<<"Press <enter> to flip"<<endl;

       while (1)

       {

           if ('\n' == getchar())

           break;

       }

     

 

     

       if(result) {toss_results.push_back('h');cout<<"HEAD"<<endl;}

       else {toss_results.push_back('t');cout<<"TAIL"<<endl;}

     

       num_toss = toss_results.size();

     

       if(num_toss>=3){

           if ((toss_results[num_toss-1] == 'h')&&(toss_results[num_toss-2] == 'h')&&(toss_results[num_toss-3] == 'h')){

               break;

           }

       }

   }

 

   //part 3

   float ratio_head;

   int num_of_heads;

   ratio_head = toss_result(toss_results,&num_of_heads);

 

   //part 4

 

   show_result(toss_results.size(),num_of_heads,ratio_head);

 

   return 0;

}

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3 years ago
Which of the following best describes the purpose of child labor laws?
BabaBlast [244]

Answer:

Are there supposed to be answer choices with this question?

Child labor laws are basically laws placing restrictions and regulations on the work of minors.

6 0
3 years ago
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Introduction or background of corporal punishment in schools
tensa zangetsu [6.8K]

Answer:

Corporal punishment is a discipline method in which a supervising adult, such as a teacher, deliberately inflicts pain upon a child in response to a child's unacceptable behavior or inappropriate language. The goals of this type of punishment are usually to halt the offense immediately, prevent it from happening again, and set an example for others.

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To insert a footnote in a document, a user would navigate to the _____ tab.
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Answer

References tab.

Explanation

In MS word documents, you can add footnotes and endnotes by;

• Clicking the area to add a footnote

• Clicking references, then insert Footnote. The word program will insert a reference mark in the text and will add the footnote mark at the bottom of the page

• Type a footnote text.

Hope this Helps!

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3 years ago
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What happens when you press Ctrl Alt Delete twice?
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The same thing as if you do it once
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