This topic contains a solution. Click here to go to the answer

Author Question: The signal given by extending both arms and moving them rapidly back and forth horizontally is ... (Read 84 times)

Cooldude101

  • Hero Member
  • *****
  • Posts: 557
The signal given by extending both arms and moving them rapidly back and forth horizontally is _____.
 
  a. lower the boom
  b. swing the boom sideways
  c. raise the load
  d. emergency stop

Question 2

In a mixed air system, the amount of fresh air needed can be calculated if you know _____.
 
  a. outdoor and indoor air dry-bulb temperatures and mixed air wet-bulb temperature
  b. outdoor and indoor air wet-bulb temperatures and mixed air dry-bulb temperature
  c. outdoor air, indoor air, and mixed air dry-bulb temperatures
  d. outdoor air, indoor air, and mixed air wet-bulb temperatures



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nickk12214

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

d

Answer to Question 2

c




Cooldude101

  • Member
  • Posts: 557
Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it


AngeliqueG

  • Member
  • Posts: 343
Reply 3 on: Yesterday
Gracias!

 

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-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

For a complete list of videos, visit our video library