Power to a cooling fan is turned off when it is turning at
Power to a cooling fan is turned off when it is turning at 720rpm. The fan makes 1350 revolutions before it comes to rest. Calculate the fan's average angular acceleration and the time it took to come to rest.
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a speedboat starts from rest and accelerates at 215ms2nbspfor 835 s at the end of this time the boatcontinues for an
fuel aboard a rocket has a density of 2870 kgm3 and is ejected with a speed of 2650 ms if the engine is to provide a
two forces act on a 24-kg object one force has magnitude 65 n directed 59deg clockwise from the positive x-axis and the
a scout troop is practicing its orienteering skills with a map andcompass first they walk due east for 12 km nextthey
power to a cooling fan is turned off when it is turning at 720rpm the fan makes 1350 revolutions before it comes to
a baseball is thrown horizontally from from a height of 4410 mabove ground with a speed of 335 ms where is the
a uniform disk has a mass of 46 kg and a radius of 02 m the disk is mounted on frictionless bearings and is used as a
you are using a magnifying glass held against your eye to study an insect the distance between the insect and your
the plot below shows the acceleration of a mouse in a long straight burrow as a function of time the velocity and the
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