answer.
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
Liula [17]
2 years ago
4

Juanita made an electromagnet by placing an iron bar inside a coil of wire and then running current through the wire. After awhi

le, she turned off the current. What happened to the bar
The bar remained magnetic, but only at the poles.
The bar continued to be magnetic forever.
The bar's magnetism became weaker over a long time.
The bar immediately lost its magnetism.​
Computers and Technology
1 answer:
Stels [109]2 years ago
3 0

Answer:

The bar immediately lost its magnetism.

Explanation:

Electromagnets require electricity to have the capabilities of magnets. Remove the energy source and you have an iron bar.

You might be interested in
Janice is unsure about her future career path she has grown up on her family farm but she is also interested in medicine Janice
KiRa [710]
Janice can actually used both knowledge as an advantage. She can use her background in farming while learning more about medicine. In such a way, she can have a strong advantage in medicinal farming - like learn ways to create good and effective drugs from plants, etc. 
5 0
2 years ago
Write an if-else statement that displays 'Speed is normal' if the speed variable is within the range of 24 to 56. If the speed v
kari74 [83]

Answer:

import java.util.Scanner;

public class Speed{

int speed;

public Speed(int speed){

this.speed = speed;

}

public void checkSpeed(){

if(speed >= 24 || speed <= 56){

System.out.println("Speed is normal");

}

else

System.out.println("Speed is abnormal");

}

public static void main(String...args){

Scanner input = new Scanner(System.in);

int userSpeed = 0;

System.out.println("Enter a speed: ");

userSpeed = input.nextInt();

Speed obj1 = new Speed(userSpeed)

obj1.checkSpeed();

}

Explanation:

4 0
2 years ago
The Windows ________ is a hierarchical database that stores system configuration information. It maintains files used to control
Diano4ka-milaya [45]

Answer:

Registry

Explanation:

Windows Registry is used to store the configuration and setting information for hardware and software program which is critical for Windows operation. The registries are structured in hierarchical database model.  

Basically, hierarchical database model is akin to a tree format which consist of the parent nodes and their child nodes.  For example, a node named as HKEY_LOCAL_MACHINE can possess child nodes HARDWARE, SOFTWARE AND SYSTEM.

The node in the tree is also termed as a key.

8 0
2 years ago
What is retrieved from a search containing two terms separated<br> by the AND operator?
egoroff_w [7]

Answer:

A AND B= 1 or 0

1 1  1

0 1  0

1 0  0

0 0 0

So, as explained above if both are 1 we then only get 1, or else we get 0 always in case of AND which is a logical operator, whose output can be 0 or 1 only. This is being depicted above.

Explanation:

If both are 1 we get 1 or always else, we get the output =0.

8 0
2 years ago
What term describes one or more characters following the last period in a filename, such as .exe, .txt, or .avi?
elixir [45]

Answer:

Explanation:

.exe: is a file extension, means file that contain executable program which can be run by Microsoft windows.

.txt: is also file extension which contains text (characters).

.avi: means (audio video interleave) is a file extension, which contains audio and video data encoded.

3 0
2 years ago
Other questions:
  • Allows you to manually add an entry to the arp cache that resolves the ip address inetaddr to the physical address etheraddr. wh
    13·1 answer
  • Column, bar, pie, line, and scatter are all types of_____
    9·1 answer
  • The OSHA Workplace Poster 3165 is optional for workplaces.<br> A) True<br> B) False
    13·2 answers
  • If a stadium pays $20,000 for labor and $13,000 for parking, what is the stadium's profit margin if the game generates $206,000
    7·2 answers
  • A ______________ deals with the potential for weaknesses within the existing infrastructure to be exploited.
    10·2 answers
  • Which of the following is not true of how computers represent complex information
    5·2 answers
  • Find the sum of the squares of the integers from 1 to MySquare, where MySquare is input by the user. Be sure to check that the u
    6·1 answer
  • Write a complete Java program that: Prompts an employee to enter the number of hours that they have worked in a given week and s
    14·1 answer
  • Directions
    6·1 answer
  • Rideshare companies like Uber or Lyft track the x,y coordinates of drivers and customers on a map. If a customer requests a ride
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!