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 93 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
Gracias!


xiaomengxian

  • Member
  • Posts: 311
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

For a complete list of videos, visit our video library