Author Question: An electron moving from the negative terminal to the positive terminal of a 12. volt battery gains ... (Read 98 times)

ereecah

  • Hero Member
  • *****
  • Posts: 530
An electron moving from the negative terminal to the positive terminal of a 12. volt battery gains (or loses) how much energy? (Be sure to indicate whether it is a gain or loss.)
 
  What will be an ideal response?

Question 2

An ideal ammeter should
 
  A) have a high coil resistance.
  B) introduce a very small series resistance into the circuit whose current is to be measured.
  C) introduce a very large series resistance into the circuit whose current is to be measured.
  D) consist of a galvanometer in series with a large resistor.



mtmmmmmk

  • Sr. Member
  • ****
  • Posts: 335
Answer to Question 1

Loses 12. eV = 1.9  10-19 J

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

For a complete list of videos, visit our video library