Right answer is (d) 4.1977 KN

To elaborate: Va = \(\frac{2πN*Dr*60}{2*30*1000}=\frac{2\pi*1.5*60*1200}{2*30*1000}\)=11.304

Va = 3.11 m/s

P = F * v

F = \(\frac{P}{v}=\frac{35*746}{3.11}\)=8.3955 KN

Therefore, force on each wheel = \(\frac{8.3955}{2}\)=4.1977.