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Question Number 140143 by I want to learn more last updated on 04/May/21

Commented by mr W last updated on 04/May/21

$$\left(a\right)$$$$F_W=12\times \tan 30°\approx 6.9N$$$$\left(b\right)$$$$\mu =\frac{12}{40}=0.3$$

Commented by I want to learn more last updated on 04/May/21

$$\mathrm{I}\mathrm{really}\mathrm{appreciate}\mathrm{sir}.\mathrm{God}\mathrm{bless}\mathrm{you}$$

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