catlin101 catlin101

22-03-2017
Physics

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i'm completely lost on how to do number 7, can someone please help asap!!

im completely lost on how to do number 7 can someone please help asap class=

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Аноним Аноним

22-03-2017

t1 =3.2 * 44g
t2 = 7 * 49g
t3 = 3.5 * 24g

t4 = t1 + t2 + t3 = 5570,118

The t4 also is given by:

t4 = r * T * sin Ф

r = 7
Ф = 32°
T: tension in the string

T = t4 / (r * sinФ)

T = t4 / (7 * sin(32°))

T = 1501,6 N

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