Cramster.com - Homework Solutions, Lecture Notes, Exams, and Free Online Homework Help
Sign Up Now! Login Customer Support
McAfee Secure sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams
Problem Solved.
    Home    
    Homework Help    
   Answer Board   
    Resources (Beta)    
   
You Are Here: Home > Answer Board > Electrical Engineering > Topic: Problem of sign
Member's Topic Headline:

Problem of sign

Know the answer? Have a better solution? Share it.
Sign Up Now for FREE!
Join the thousands of students
getting ahead in their classes.
Member Testimonials

Question:

Advertisement:
Answer | Ask New Question | Customize Profile | Leaderboards | 
FAQ

Member's Avatar
Scholar
Karma Points: 204
Respect (100%):
Date Posted: 7/10/2008 2:44:06 PM  Status: Closed
Problem of sign
Course Textbook Chapter Problem
Analog Circuits Electric Circuits (7th) by Nilsson 13 12P
Question Details:
In step 5 why it is not: v2 = 90/s + (...)?
Why we put a minus sign in the place of a plus sign?
Bonus Point Alert! Earn +4 additional karma points for helping this annual member.

Answers:

Member's Avatar
Guru
Karma Points: 2,776
Date Posted: 7/10/2008 2:47:14 PM  Status: Live
Asker's Rating: Helpful   
Response:
You put the minus in the first place because the object is going up, but when it is going down it is ALWAYS positive..no matter what
 
rate livesaver!!!hope that helps =]]

Member's Avatar
Scholar
Karma Points: 204
Date Posted: 7/10/2008 2:57:22 PM  Status: Live
Asker's Rating: N/A-Posted by Person Asking Question   
Response:
I don't understand when you said the object is going up?
Thanks



By reading or posting messages on these forums, you are agreeing to the Answer Board's Terms of Service and Conduct (TSC).


About Cramster | Terms of Use | Privacy Policy | Contact Us | Press Room | Site Map | Support | Anti-Cheating Policy

Cramster.com is not affiliated with any publisher. Book covers, title and author names appear for reference only.
Copyright © 2008 Cramster, Inc.