To get off a frozen-frictionless lake
To get off a frozen, frictionless lake, a 71.0 kg person takes off a 0.170 kg shoe and throws it horizontally, directly away from the shore with a speed of 2.00 m/s. If the person is 5.20 m from the shore, how long does it take for him to reach it?
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The speed at which you can log into a website through a smartphone is an important quality charactersitc of that website. In a recent test, the mean time to log into the Hertz website through a smartphone was 7.524 seconds.
When the block is released, it slides without friction to the bottom of the ramp, and then continues across a surface that is frictionless except for a rough patch of width 10 cm that has a coefficient of friction µk=0.640 with the block. Fi
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To get off a frozen, frictionless lake, a 71.0 kg person takes off a 0.170 kg shoe and throws it horizontally, directly away from the shore with a speed of 2.00 m/s. If the person is 5.20 m from the shore, how long does it take for him to reach it
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