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

Author Question: In order to simulate weightlessness for astronauts in training, they are flown in a vertical circle. ... (Read 33 times)

londonang

  • Hero Member
  • *****
  • Posts: 540
on: Jul 29, 2018
In order to simulate weightlessness for astronauts in training, they are flown in a vertical circle. If the passengers are to experience weightlessness,
 
  how fast should an airplane be moving at the top of a vertical circle with a radius of 2.5 km?
  A) 79 m/s
  B) 310 m/s
  C) 260 m/s
  D) 160 m/s
  E) 510 m/s

Question 2

What must be your average speed in order to travel 350 km in 5.15 h?
 
  A) 66.0 km/h
  B) 67.0 km/h
  C) 68.0 km/h
  D) 69.0 km/h


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

laurnthompson

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

C


londonang

  • Hero Member
  • *****
  • Posts: 540
Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


laurnthompson

  • Sr. Member
  • ****
  • Posts: 334
Reply #3 on: Jul 29, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

The planes of the body. The sagittal plane is vertical from front to back, the frontal plane is vert The planes of the body. The sagittal plane is vertical from front to back, the frontal plane is vert
Guidelines and Precautions Prior to Beginning a Strength-Training Program Guidelines and Precautions Prior to Beginning a Strength-Training Program
Clinical Embryology Training:Promising career for Life science Graduates Clinical Embryology Training:Promising career for Life science Graduates
Thermodynamic Diagrams and Vertical Temperature Profiles Thermodynamic Diagrams and Vertical Temperature Profiles
Apply passive touch over abdomen to finish. Slow the circle stroke you performed in Step 14, and let ... Apply passive touch over abdomen to finish. Slow the circle stroke you performed in Step 14, and let ...
How to use Cramer's rule to solve a second-order determinant (Question 1) How to use Cramer's rule to solve a second-order determinant (Question 1)
Video: Global warming and its effect on climate change

For a complete list of videos, visit our video library