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# Is this maths mechanics answer correct? Watch

1. In an exam I put this [my replicated working] as the answer, just wondered if it was sound

We're told:
2 blocks on a smooth table;
A mass of 4kg;
B mass of 5kg;
A being pulled left by 9N;
B being pulled right by 135N;

Work out the tension of the inextensible wire

Working:

Spoiler:
Show

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In an exam I put this [my replicated working] as the answer, just wondered if it was sound

We're told:
2 blocks on a smooth table;
A mass of 4kg;
B mass of 5kg;
A being pulled left by 9N;
B being pulled right by 135N;

Work out the tension of the inextensible wire

Working:

Spoiler:
Show

a=14
T=65

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Updated: January 15, 2015
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