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A 1.41 kg mass is suspended from a string which is pulled upward. the mass accelerates upwards with an acceleration of 3.10 m/s2. what is the tension in the string?
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A 1.41 kg mass is suspended from a string which is pulled upward. the mass accelerates upwards with an acceleration of 3.10 m/s2. what is the tension in the string?

User Chris Collett
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1 Answer

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If the tension T is pointing upward (positive) and the weight, mg, is downward (negative) then

T - mg = ma

or

T=m(a+g)

Then

T = 1.41(3.1+9.8) = 18.189N
User Successhawk
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