The equation for the coordinates of the body with uniformly accelerated rectilinear motion

The equation for the coordinates of the body with uniformly accelerated rectilinear motion has the form: x = 1 + t-t ^ 2, where all quantities are expressed in SI units. What are: a) initial coordinate x0; b) the projection of the initial speed v 0x c) the projection of the acceleration a x?

x (t) = 1 + t – t ^ 2.

x0 -?

V0x -?

ah -?

When moving with constant acceleration, the dependence of the coordinate of the body has the form: x (t) = x0 + V0x * t + ax * t ^ 2/2, where x0 is the initial coordinate of the body, V0x is the projection of the initial velocity of the body, and ax is the projection of the acceleration of the body …

For the dependence x (t) = 1 + t – t ^ 2, the initial coordinate of the body is x0 = 1 m, the projection of the initial velocity of the body is V0x = 1 m / s, and the projection is the acceleration of the body ax = – 2 m / s2.

The “-” sign in the acceleration projection shows that the body is decelerating.

Answer: x0 = 1 m, V0x = 1 m / s, ax = – 2 m / s2.



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