Question1
A 575g air-track glider attached to a spring with spring constant 14.0 N/m is sitting at rest on a frictionless air track. A 225 g glider is pushed toward it from the far end of the track at a speed of 84.0 cm /s. It collides with and sticks to the 575g glider.
a. What is the amplitude of the subsequent oscillations?
b. What is their period?
Question2
A baseball thrown at an angle of 25 degree relative to the ground at a speed of 23.0m/s if the ball was caught 42.0 m form the thrower how long was it in the air? How high was the tallese spot in the falls path?
Question3
A helicopter is ascending vertically with a speed of 5.68. At a height of 138 above Earth, a package is dropped from a window. How much time does it take for the package to reach the ground?