What average force did the target exert on the arrow

Reference no: EM137982

Q1. A 0.070 kg arrow hits a target at 21.10 m/s and penetrates 4.90 cm before stopping. What average force did the target exert on the arrow?

Q2. A young boy swings a yo-yo horizontally above his head at an angular acceleration of 0.32 rad/s^2. If the tangential acceleration of the yo-yo at the end of the string is 0.15 m/s^2, how long is string?

Q3. A sealed bottle has water in it, and two tubes enter the bottle through the seal. Tube B is attached to a pump at one end, and the other end is above the water surface. If tube A is immersed 0.13 m below water surface and the other end is open to the air. What is the minimum pressure obtained inside the bottle? What will happen when this pressure is reached?

Reference no: EM137982

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