[填空题]
A car can decelerate at ko2(zef,6 u1jewl)vsul/f z3 ( n lcd. -4.8zj ,ij1b om4;ux +7w diri*g8v0 $\mathrm{~m} / \mathrm{s}^{2}$ without skidding when coming to rest on a level road. What would its deceleration be if the road were inclined at 13$^{\circ} $ uphill? Assume the same static friction coefficient.
