Question
Asked Sep 17, 2019

The sled dog in figure drags sleds A and B across the snow. The coefficient of friction between the sleds and the snow is 0.08.  If the tension in rope 1 is 130 N , what is the tension in rope 2?

A
100 kg 1
B
80 kg
2
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A 100 kg 1 B 80 kg 2

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Expert Answer

Step 1

Frictional force on slide A is,

Substitute the values,
fA-(0.08)(100kg98m/s')
78.4N
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Substitute the values, fA-(0.08)(100kg98m/s') 78.4N

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Step 2

Frictional force on slide B is,

Substituing the values
f-(o.08)(80kg)(9.8m/s?)
62.7N
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Substituing the values f-(o.08)(80kg)(9.8m/s?) 62.7N

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Step 3

Relation between tension on rope 1, frictional for...

-A
mA
Substitning the values,
130N-78.4N
a=
100kg
-052m/s2
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-A mA Substitning the values, 130N-78.4N a= 100kg -052m/s2

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