Posted by **arcos15** on Monday, September 10, 2012 at 12:51am.

A sign whose weight is 95 lbs is held up by a chain.

(1) With what force does the chain need to be pulled up to keep the sign in place?

___________ lbs

(2) Jenna writes a mathematical description,

95 lbs + - 95 lbs = 0. What does the sign of each number represent? MULTIPLE CHOICE

a).that one is a chain force and one is gravity

b).how much force is added or subtracted to her hand

c).the direction in which each force is exerted

- Physics -
**arcos15**, Monday, September 10, 2012 at 1:08am
95LBS

AND

C

- Physics -
**Tsz Yung**, Monday, September 10, 2012 at 4:29pm
1)F=mg

F=95(9.8)

2) c

## Answer this Question

## Related Questions

- Math - Perry's Publishing is relocating and 2 employees, Edna and Sam have ...
- Physics - A net force of 150 lbs acts on a body whose weight is 96 lbs. What is ...
- physics - A house address sign is hung from a post with a light wieght rod. If ...
- math - A fitness company surveyed the weights of its 90 costumers. Assume that ...
- math - A fitness company surveyed the weights of its 90 costumers. Assume that ...
- Physics - A 29 kg sign is supported by a vertical chain at each end. A strong ...
- Math - Todd's wieght went from 220 lbs to 190 lbs and Cassidy's wighte went from...
- 9th grade math - if a man mixes 12 lbs. of peanuts thats $1.25 a lbs. with a ...
- calculus - A metal chain weighs 30 lbs and is 10 feet long. How much work is ...
- calculus - A metal chain weighs 30 lbs and is 10 feet long. How much work is ...

More Related Questions