1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Tema [17]
3 years ago
13

If the output piston in a car hoist was replaced by a piston of twice the area what would happen to the output force of this sys

tem
Computers and Technology
1 answer:
Firlakuza [10]3 years ago
6 0
Assuming the same pressure was created, where P = F/A, by increasing the area where PA = F then the force would increase by the same factor I believe? Im unsure on this but hopefully the equation helps if you have more information in the question.
You might be interested in
This question involves the creation of user names for an online system. A user name is created based on a user’s first and last
Evgen [1.6K]

Answer:

See explaination

Explanation:

import java.util.*;

class UserName{

ArrayList<String> possibleNames;

UserName(String firstName, String lastName){

if(this.isValidName(firstName) && this.isValidName(lastName)){

possibleNames = new ArrayList<String>();

for(int i=1;i<firstName.length()+1;i++){

possibleNames.add(lastName+firstName.substring(0,i));

}

}else{

System.out.println("firstName and lastName must contain letters only.");

}

}

public boolean isUsed(String name, String[] arr){

for(int i=0;i<arr.length;i++){

if(name.equals(arr[i]))

return true;

}

return false;

}

public void setAvailableUserNames(String[] usedNames){

String[] names = new String[this.possibleNames.size()];

names = this.possibleNames.toArray(names);

for(int i=0;i<usedNames.length;i++){

if(isUsed(usedNames[i],names)){

int index = this.possibleNames.indexOf(usedNames[i]);

this.possibleNames.remove(index);

names = new String[this.possibleNames.size()];

names = this.possibleNames.toArray(names);

}

}

}

public boolean isValidName(String str){

if(str.length()==0) return false;

for(int i=0;i<str.length();i++){

if(str.charAt(i)<'a'||str.charAt(i)>'z' && (str.charAt(i)<'A' || str.charAt(i)>'Z'))

return false;

}

return true;

}

public static void main(String[] args) {

UserName person1 = new UserName("john","smith");

System.out.println(person1.possibleNames);

String[] used = {"harta","hartm","harty"};

UserName person2 = new UserName("mary","hart");

System.out.println("possibleNames before removing: "+person2.possibleNames);

person2.setAvailableUserNames(used);

System.out.println("possibleNames after removing: "+person2.possibleNames);

}

}

8 0
3 years ago
Who was the first person to develop http the language in which servers and browsers communicate
Rudiy27
The answer would be Tim Berners- lee
6 0
3 years ago
Create the logic for a program that calculates and displays the amount of money you would have if you invested $5000 at 2 percen
avanturin [10]

Answer:

# main function is defined

# the calculateAmount is called here

def main():

   print("The new amount is: ", calculateAmount(), sep="")

   

# calculateAmount function that calculate the interest

def calculateAmount():

   # the value of principal is p

   p = 5000

   # the value of rate is r

   r= 2

   # the time is t

   t = 1

   # the formula for finding interest

   interest = (p * r * t) / 100

   # the new amount is calculated

   amount = p + interest

   # the amount is returned

   return amount

# a call that make main function begin execution

if __name__ == "__main__":

   main()

Explanation:

The program is written in Python and it is well commented. A screenshot is attached showing program output

8 0
3 years ago
Read 2 more answers
What are some of the challenges of note-taking? Check all that apply.
Anvisha [2.4K]

Explanation:

it can take up a great deal of time in class.

it can be distracting in the middle of a lecture.

it can cause the student to miss information.

3 0
3 years ago
Read 2 more answers
what injection practices are part of Standard Precautions and are aimed at maintaining basic levels of patient safety and health
padilas [110]
Http://www.oneandonlycampaign.org/safe_injection_practices
7 0
3 years ago
Other questions:
  • Complete each statement by choosing the correct answer from the drop-down menu.
    10·1 answer
  • When a chart is inserted into a Word document, it displays
    15·2 answers
  • Deleting a footnote or endnote reference mark in a document only deletes the reference mark but not the actual footnote or endno
    14·1 answer
  • The _____ is the button that you push to take a photograph. i think its B Help PLZ
    5·1 answer
  • An IT company revises its process parameters in response to complaints from vendors that products were not ready on time. This w
    15·1 answer
  • You want to boot a linux system into singer user mode/ what options might you add to a linux kernel options list in a boot loade
    9·1 answer
  • Write a program that computes the minimum, maximum, average and standard deviation of the population over time for a borough (en
    6·1 answer
  • Write a JAVA program containing a method called hasEight(), which takes an int as input and returns true if the number contains
    14·1 answer
  • A deluxe meal, represented by a DeluxeMeal object, includes a side dish and a drink for an additional cost of $3. The DeluxeMeal
    14·1 answer
  • Jess computer has system software including an operating system and utility software jess runs the defragmentation program on he
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!