A particle travels horizontally between two parallel walls separated by 18.4 m. It moves toward the opposing wall at a constant rate of 9.5 m/s. Also, it has an acceleration in the direction parallel to the walls of 3.7 m/s 2 . 18.4 m 3.7 m/s 2 9.5 m/s What will be its speed when it hits the opposing wall? Answer in units of m/s

Which statement is true for light passing into a medium that is more optically dense than the first medium through which it past

Awind turbine is rotating counterclockwise at 0.5 rev/s and slows to a stop in 10 s. its blades are 20 m in length. (a) what is the angular acceleration of the turbine? (b) what is the centripetal acceleration of the tip of the blades at t=0s? (c) what is the magnitude and direction of the total linear acceleration of the tip of the blades at t=0s?

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