PHY2053 Physics 1, Test 2 Exam With Answers Version A - _...

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____1.An Olympic skier moving at 20.0 m/s down a 30.0slope encounters a region of wet snow, of coefficient offrictionk= 0.740. How far down the slope does she go before stopping?a.119 mb. 145 mc.170 md. 199 m
____2.A 9.0-kg hanging weight is connected by a string over a pulley to a 5.0-kg block sliding on a flat table. If thecoefficient of sliding friction is 0.20, find the tension in the string.
____3.A 100-N block, on a 30incline, is being held motionless by friction. The coefficient of static frictionbetween the block and the plane is 0.60. The force due to friction is:
____4.2 600 rev/min is equivalent to which of the following?
____5.A grindstone spinning at the rate of 8.3 rev/s has what approximate angular speed?a.3.2 rad/sb. 26 rad/sc.52 rad/sd. 81 rad/s
____

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Chapter 5 / Exercise 75
College Physics
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College Physics
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