« previous next »

Author Question: Explain the difference between direct current and alternating current. What will be an ideal ... (Read 75 times)

drink

  • Hero Member
  • *****
  • Posts: 554
on: Jul 26, 2018
Explain the difference between direct current and alternating current.
 
  What will be an ideal response?

Question 2

What is the working principle for an atmospheric draft cooling tower?
 
  What will be an ideal response?


gasdhashg

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 26, 2018
Answer to Question 1

Direct current flows in one direction, alternating current regularly reverses flow.

Answer to Question 2

Air flow through this tower is produced by natural circulation due to the density difference between the heated air in the tower and the cooler outside air.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Difference between Asian (left) and African (right) elephant ears. Difference between Asian (left) and African (right) elephant ears.
Technique of Direct Fist Percussion: Left Kidney Technique of Direct Fist Percussion: Left Kidney
Direct Fist Percussion of Left Kidney Direct Fist Percussion of Left Kidney
Typical wiring diagram of a V-6 distributorless (direct fire) ignition system. Typical wiring diagram of a V-6 distributorless (direct fire) ignition system.
Difference Between a Sidereal Month and a Synodic Month Difference Between a Sidereal Month and a Synodic Month
Life cycle of Obelia, a hydrazoan that has alternating medusa (left) and polyp generations Life cycle of Obelia, a hydrazoan that has alternating medusa (left) and polyp generations
Video: Anaphylaxis Animation

For a complete list of videos, visit our video library