Chapter 6, Problem 2Q

To determine

To find:

Whether the following quantities increase, decrease, or remain the same when an applied force is directed upward at an angle $\theta$:

(a) $F_x$;

(b) $f_s$;

(c) $F_N$;

(d) $f_{s,max}$;

(e) And, whether the magnitude of the frictional force on the box increases, decreases, or remains the same when the box slides and $\theta$ increases.