Question: In Fig. 12-7 and the associated sample problem, let the coefficient of static friction (s between the ladder and the pavement be 0.53. How far

In Fig. 12-7 and the associated sample problem, let the coefficient of static friction (s between the ladder and the pavement be 0.53. How far (in percent) up the ladder must the firefighter go to put the ladder on the verge of sliding?

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