This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The strength of concrete depends on the _____. a. percentage of sand in the mix b. water-cement ... (Read 93 times)

AEWBW

  • Hero Member
  • *****
  • Posts: 579
on: Jul 27, 2018
The strength of concrete depends on the _____.
 
  a. percentage of sand in the mix
  b. water-cement ratio
  c. type of cement used
  d. mixing time

Question 2

An R22 system specifies a subcooling of 10F at the current operating conditions. The technician measures a liquid pressure of 226 psig and a liquid line temperature of 90F. The system is
 
  A) undercharged B) overcharged C) charged correctly


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Chou

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 27, 2018
Answer to Question 1

b

Answer to Question 2

B


AEWBW

  • Member
  • Posts: 579
Reply 2 on: Jul 27, 2018
Excellent

Chelseyj.hasty

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Plains zebra are highly dependent on water. Plains zebra are highly dependent on water.
Salt water lake Salt water lake
Hydrogen bonding of water with itself and with other compounds Hydrogen bonding of water with itself and with other compounds
Wetlands Store and Clean Water Wetlands Store and Clean Water
Water Access Water Access
Testing the strength of the trapezius muscle against resistance Testing the strength of the trapezius muscle against resistance
Video: Generalized life cycles for plants and animals Animation

For a complete list of videos, visit our video library