Prove it mathematically kama hiyo train haifiki hiyo speed au umeangalia kwa macho tu.
Unajua dinensions za hapo mbele zinazounda iyo shape?
Unajua air-resistance inayoipata iyo train mpaka useme haiwezi?
Umecalculate umeona haiwezi kuovercome air-resistance kuachieve iyo speed? Au umepiga ramli tu.
Put it mathematically, prove it.
Alafu na wewe unajiita injinia.