Answer:
-18
Explanation:
acellus use the formula of magnification and watch your minus sign
The angular acceleration of a pulley is described under the equation,

So things clearing,

b) For point B it is necessary to make a sum of Forces,

In this way,

(1)
For block 2, we have the following relationship,
(2)
So,
(3)
Substituting (1) and (2) in (3)

So,

<em>**Note that</em> 
c) For this point we need to use (1)

using (2)



Answer:
mass- the amount of matter in an object
balance- tool used to measure mass
scale- a tool used to measure weight
weight- the downward pull on an object due to gravity
AnswerShe uses force and air
Explanation:
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Answer:
what's that all about
hehehwhe
Explanation:
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