« previous next »

Author Question: If the average wind speed for 24 hours is 15 mph at one site, but 10 mph for 12 hours and then 20 ... (Read 13 times)

james

  • Hero Member
  • *****
  • Posts: 573
on: Jul 28, 2018
If the average wind speed for 24 hours is 15 mph at one site, but 10 mph for 12 hours and then 20 mph for 12 hours at another site, how much output can be expected from the same turbine situated at the first site compared to the second site?
 a. three-quarters
  b. half
  c. one quarter
  d. one eighth
  e. same, since the average wind speeds are the same

Question 2

A hornet circles around a pop can at increasing speed while flying in a path with a 12-cm diameter. We can conclude that the hornet's wings must push on the air with force components that are
 a. straight down.
  b. down and inwards.
  c. down and outwards.
  d. down and backwards.
  e. down, backwards and outwards.


cassie_ragen

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jul 28, 2018
Answer to Question 1

a
CHAPTERS 13, 14, 15 AND 16 NUCLEAR

Answer to Question 2

E


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

In vitro oligonucleotide site-directed mutagenesis In vitro oligonucleotide site-directed mutagenesis
Multiple-dose drug administration: drug A and drug B are administered every 12 hours; drug B reaches Multiple-dose drug administration: drug A and drug B are administered every 12 hours; drug B reaches
Example of Index entry for an anatomic site with a cross-reference. Example of Index entry for an anatomic site with a cross-reference.
Flexible cooling fan blades change shape as the engine speed changes. Flexible cooling fan blades change shape as the engine speed changes.
Curved airflow and the gradient wind Curved airflow and the gradient wind
Kinetic basis for preferential excision of mismatched nucleotides by a 3’ exonuclease site distant Kinetic basis for preferential excision of mismatched nucleotides by a 3’ exonuclease site distant
Video: Bone Growth and Remodeling

For a complete list of videos, visit our video library