« previous next »

Author Question: An electron moving from the negative terminal to the positive terminal of a 12. volt battery gains ... (Read 88 times)

ereecah

  • Hero Member
  • *****
  • Posts: 530
on: Jul 27, 2018
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
Reply #1 on: Jul 27, 2018
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
« previous next »
 

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

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?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Scorpions, Spiders and Sharks: Electron-Microscope Images Scorpions, Spiders and Sharks: Electron-Microscope Images
Negative feedback control of the female reproductive hormones Negative feedback control of the female reproductive hormones
Eero Saarinen, TWA Terminal, John F. Kennedy International Airport, New York. Eero Saarinen, TWA Terminal, John F. Kennedy International Airport, New York.
Doppler Effect, Observer Moving Doppler Effect, Observer Moving
This battery cable was found corroded underneath. The corrosion had eaten through the insulation yet ... This battery cable was found corroded underneath. The corrosion had eaten through the insulation yet ...
Which of the following is the electron dot formula for an atom of strontium? Which of the following is the electron dot formula for an atom of strontium?
Video: Mycobacterium tuberculosis: Drug Resistance and Natural Selection

For a complete list of videos, visit our video library