If the gross vehicle weight of a truck is 30 tonne and rolling resistance is 30 kg/tonne, then the
tractive effort required to keep the truck moving at a uniform speed is
(A) 30 kg
(B) 300 kg
(C) 900 kg
(D) 1000 kg
tractive effort required to keep the truck moving at a uniform speed is
(A) 30 kg
(B) 300 kg
(C) 900 kg
(D) 1000 kg