Question

Ek train mein 10 Dibba Hai train ka engine 120 kilometre prati hours ke speed chal raha hai agar Uske Har EK dibbe nikaalte Gaye to Uske Kitni speed Hogi ​

Answer 1

it's speed will be remain 120 km/h .

Step-by-step explanation:

if you will remove all 10 boxes of the train one by one then there will be no change as train moves because of engine rather than box .

Hence, there will no change in its horsepower.