Solution of task 7.8.18 from the collection of Kepe OE

Solution of task 7.8.18 from the collection of Kepe OE

7.8.18
The law of motion of a point along a trajectory is set: s = 0,5t2. Determine the angle in degrees between the velocity vectors and the total acceleration of the point at time t1 = 3 s, when the radius of curvature? = 4 m. (Answer 66.0)

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%