If the coefficient of friction at all surfaces is 0.4 , then the force required to pull out the ...

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If the coefficient of friction at all surfaces is 0.4 , then the force required to pull out the \( 6 \mathrm{~kg} \) block with an acceleration of \( 1.5 \mathrm{~m} / \mathrm{s}^{2} \) will be
(a) 49
(b) 59
(c) 41
(d) 40
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