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

Author Question: One advantage of using air as the working fluid in a solar collector is ________. a. that freezing ... (Read 58 times)

AEWBW

  • Hero Member
  • *****
  • Posts: 579
on: Jul 28, 2018
One advantage of using air as the working fluid in a solar collector is ________.
 a. that freezing will not be a problem
  b. that water heats up faster than air
  c. a smaller storage facility can be used
  d. that one needs hot water for showers

Question 2

Which type of force would be the equal and opposite force to a gravitational force?
 a. gravitational
  b. electromagnetic
  c. strong
  d. weak
  e. It could be any one of the above or some combination of them.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

elyse44

  • Sr. Member
  • ****
  • Posts: 319
Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

A


AEWBW

  • Member
  • Posts: 579
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

Laurenleakan

  • Member
  • Posts: 309
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

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?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Palpation for Ascites: Fluid Wave Palpation for Ascites: Fluid Wave
Lymphatic vessels pick up excess tissue fluid, purify it in the lymph nodes, and then return it to t Lymphatic vessels pick up excess tissue fluid, purify it in the lymph nodes, and then return it to t
Major features of the Solar System (not to scale) Major features of the Solar System (not to scale)
How Axis Tilt Affects the Intensity of Solar Radiation How Axis Tilt Affects the Intensity of Solar Radiation
Pour the injection system cleaning fluid into the open canister. Rubber gloves are highly ... Pour the injection system cleaning fluid into the open canister. Rubber gloves are highly ...
Fluid Compartments Fluid Compartments
Video: Digestion Animation

For a complete list of videos, visit our video library