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 17 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?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Birth Order and Intelligence Birth Order and Intelligence
Upsetting the entire social order, the French Revolution removed the past as a sure guide to the ... Upsetting the entire social order, the French Revolution removed the past as a sure guide to the ...
Guidelines and Precautions Prior to Beginning a Strength-Training Program Guidelines and Precautions Prior to Beginning a Strength-Training Program
Sample Exercise Prescription for Weight Training: Advanced Sample Exercise Prescription for Weight Training: Advanced
Higher-Order Conditioning Higher-Order Conditioning
Shaping in Animal Training Shaping in Animal Training
Video: How does asthma work?And How do you treat asthma?

For a complete list of videos, visit our video library