A train consists of 50 cars, each of which has a mass of 7.2× 103kg. The train has an acceleration...

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A train consists of 50 cars, each of which has a mass of 7.2× 103kg. The train has an acceleration of+7.9 × 10-2m/s2. Ignore friction and determine the tension in the coupling(a)between the 30thand 31stcars and(b)between the 49thand 50thcars.

David · Accepted Answer

TTs270912_42743_1
A train consists of 50 cars, each of which has a mass of 7.2× 10
3
kg. The train has an acceleration of+7.9 × 10
-
2
m/s
2
. Ignore friction and determine the tension in the coupling(a)between the 30
th
and 31
st
cars and(b)between 
the 49
th
and 50
th
cars.

A train consists of 50 cars, each of which has a mass of 7.2× 10 3 kg. The train has an acceleration of+7.9 × 10 - 2 m/s 2 . Ignore friction and determine the tension in the coupling (a) between the...

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