​​A tractor whose weight weighs 20 tonnes, draws 2500 kg drops, when 30 kg per ton of rolling resistance operates at the level of. If this tractor is run on the road of rolling resistance of 40 kg per ton, then draw the tractor drawer
A. Less than 200 kg
B. Increase of 200 kg
C. 250 kg increase
D. Less than 250 Kg.
Answer:A
​​A tractor whose weight weighs 20 tonnes, draws 2500 kg drops, when 30 kg per ton of rolling resistance operates at the level of. If this tractor is run on the road of rolling resistance of 40 kg per ton, then draw the tractor drawer
A. Less than 200 kg B. Increase of 200 kg C. 250 kg increase D. Less than 250 Kg.