A toy train is traveling along a circular track at a constant speed. The acceleration of the
train is found to be 8.0 m/s2
.
If the radius of the track is 0.5 m, what is
the speed of the train?

Atriangle with equal sides of length 10 cm has -2.5-nc charged objects at each corner. part a determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. horizontally rightward vertically downward vertically upward horizontally leftward