Question1itrsquos been a great day of new frictionless snow

Reference no: EM13349956

Question1

It’s been a great day of new, frictionless snow. Julie starts at the top of the 60-degree slope. At the bottom, a circular arc carries her through a 90-degree turn, and she then launches off a 3.0-m-high ramp.

How far is her touchdown point from the bottom of ramp?

Question2

A hockey puck is placed on a flat, infinite sheet of ice in the NORTHERN HEMISPHERE. It is then given a slight push. The sheet of ice is frictionless so that the speed of the puck after the push is stable. What horizontal force acts on the puck after the push? Explain (or draw) the path the puck takes after the push. Describe your description.

Question3

A car approaches you with its horn blowing. The observed frequency is 503.7 Hz. suppose the speed of sound is 1100 ft/s. The car's horn has a frequency of 450 Hz. How fast is the car going? Communicate your answer in mph.

Reference no: EM13349956

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