5. -9 points MI3 5.3.X.023. My Notes You throw a ball straight up in the air. At

Question

5. -9 points MI3 5.3.X.023. My Notes You throw a ball straight up in the air. At the instant the ball reaches its highest location, what is the direction of the momentum P of the ball? dp At the instant the ball reaches its highest location, what is the direction of the rate of change of momentum dt of the ball? At the instant the ball reaches its highest location, what is the direction of the net force Fnet acting on the ball? You launch a fan cart to the right along a track, with the fan blowing against the motion. At the instant the cart reaches its farthest location to the right (just before moving back to the left), what is the direction of the momentum P of the cart? I zero magnitude At the instant the cart reaches its farthest location to the right, what is the direction of the rate of change of momentum dt of the cart? At the instant the cart reaches its farthest location to the right, what is the direction of the net force net acting on the cart? -X A block oscillates up and down at the end of a vertical spring. At the instant the block reaches its lowest position, what is the direction of the momentum P of the block? .X At the instant the block reaches its lowest position, what is the direction of the rate of change of momentum d of the block? At the instant the block reaches its lowest position, what is the direction of the net force net acting on the block? Select +X -y 005 My Notes zero magnitude

Explanation / Answer

6)

a)

answer R3

b)

towars the center of crcle

(centrepetal foce is directed towards center )

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