Question $29$ Assume that a rubber$-$tired thact if the tractor is operating in wet sand, with a coefficient of traction of rimpull in low gear is $9,000$ as posible rimpull prior to slippage of the tires?

Select one:

a$.18,000lbs.$

b$.8,100lbs.$

c$.9,000lbs.$

d$.4,050lbs.$