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

Author Question: The resistivity of a 1.0 m long copper wire is 1.72 10-8 m and its cross sectional area is 2.0 ... (Read 88 times)

NguyenJ

  • Hero Member
  • *****
  • Posts: 516
The resistivity of a 1.0 m long copper wire is 1.72  10-8   m and its cross sectional area is 2.0  10-6 m2. If the wire carries a current of 0.20 A, what is the voltage across the wire?
 
  A) 17 mV
  B) 0.90 mV
  C) 1.7 mV
  D) 10 mV
  E) 90 mV

Question 2

An ideal gas has a pressure of 2.5 atm, a volume of 1.0 L at a temperature of 30C. How many molecules are there in this gas?
 
  (R = 8.31 J/mol  K,1.00 atm = 101 kPa, NA = 6.022  1023)
  A) 6.1  1023
  B) 6.0  1022
  C) 2.4  1022
  D) 2.3  1023


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

katara

  • Sr. Member
  • ****
  • Posts: 305
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 29% of students answer this correctly




NguyenJ

  • Member
  • Posts: 516
Reply 2 on: Jul 29, 2018
Excellent


upturnedfurball

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Gracias!

 

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

For a complete list of videos, visit our video library