This topic contains a solution. Click here to go to the answer

Author Question: An airplane is flying with constant speed of 300 m/s along a horizontal circle with a radius of ... (Read 167 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
An airplane is flying with constant speed of 300 m/s along a horizontal circle with a radius of 15,000 m.
 
  If the lift force of the air on the wings is perpendicular to the wings, at what angle relative to the horizontal should the wings be banked? A)
 
  15.1
 
  B)
 
  22.2
 
  C)
 
  31.5
 
  D)
 
  37.7
 
  E)
 
  63.0

Question 2

An ac source of period T and maximum voltage V is connected to a single unknown element. At time t = 0 the voltage is zero.
 
  At time t = T/4 the current in the unknown element is equal to zero, and at time t = T/2 the current is I = - Imax where Imax is the current amplitude. What is the unknown element? A)
 
  a resistor
  B)
 
  an inductor
  C)
 
  a capacitor
  D)
 
  an inductor or a capacitor
  E)
 
  More information is needed to identify the element.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Tabitha_2016

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

C

Answer to Question 2

C




deesands

  • Member
  • Posts: 514
Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it


tuate

  • Member
  • Posts: 332
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

For a complete list of videos, visit our video library