Solution of task 14.3.11 from the collection of Kepe OE

Solution of task 14.3.11 from the collection of Kepe OE

14.3.11
The train moves but to the horizontal straight section of the road. When braking
Develops a resistance force equal to 0.2 weight of the train. After what time does the train
It will stop if its initial speed is 20 m / s. (Answer 10.2)

Discount for regular customers! If the total of your purchases from the seller Михаил_Перович exceeds:

• $200 discount 15%
• $100 discount 10%
• $50 discount 7%
• $20 discount 5%
• $10 discount 3%
• $5 discount 2%
• $1 discount 1%