P$2.$ Determine the largest force $P$ that can be applied to the $50-kg$ cart, without causing the cart to tip forward $($i$.$ e$.,$ counterclockwise$).$

a$)1471\mathrm{.}5N$

b$)1177\mathrm{.}2N$

c$)882\mathrm{.}9N$

d$)588\mathrm{.}6N$

e$)325\mathrm{.}6N$

f$)$ None of the above

P$3.$ Tha unifuron an$,$