Answer
$T_1 = 56.1~N$
Work Step by Step
In part (b), we found that $~~a = 0.754~m/s^2$
We can find $T_1$:
$mg-T_1 = ma$
$T_1 = mg- ma$
$T_1 = m~(g- a)$
$T_1 = (6.20~kg)~(9.80~m/s^2- 0.754~m/s^2)$
$T_1 = 56.1~N$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.