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

Author Question: When electric current is flowing in a metal, the electrons are moving A) at nearly the speed of ... (Read 117 times)

SAVANNAHHOOPER23

  • Hero Member
  • *****
  • Posts: 542
on: Jul 29, 2018
When electric current is flowing in a metal, the electrons are moving
 
  A) at nearly the speed of light.
  B) at the speed of light.
  C) at the speed of sound in the metal.
  D) at the speed of sound in air.
  E) at none of the above speeds.

Question 2

A bag of potato chips contains 2.00 L of air when it is sealed at sea level at a pressure of 1.00 atm and a temperature of 20.0C.
 
  What will be the volume of the air in the bag if you take it with you, still sealed, to the mountains where the temperature is 7.00C and atmospheric pressure is 70.0 kPa? Assume that the bag behaves like a balloon and that the air in the bag is in thermal equilibrium with the outside air. (1 atm = 1.01  105 Pa)
  A) 4.13 L B) 2.76 L C) 1.01 L D) 1.38 L


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

poopface

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

B


SAVANNAHHOOPER23

  • Member
  • Posts: 542
Reply 2 on: Jul 29, 2018
Excellent

zacnyjessica

  • Member
  • Posts: 345
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

The Speed of Light Is Constant The Speed of Light Is Constant
When the exhaust is rich, the PCM applies a negative current into the pump cell. When the exhaust is rich, the PCM applies a negative current into the pump cell.
Find the speed after 40.0 min if the initial speed is 3250 rev/min Find the speed after 40.0 min if the initial speed is 3250 rev/min
A 2-fold serial dilution showing the result of moving 0.2 ml of green food coloring successively ... A 2-fold serial dilution showing the result of moving 0.2 ml of green food coloring successively ...
Drawing of Central PompeII In Its Current State Drawing of Central PompeII In Its Current State
Escape Speed Problem Escape Speed Problem
Video: Types of Shock (Part 2 of 2)

For a complete list of videos, visit our video library