Physics, 22.07.2019 17:10 nataliamontirl6079
Ametal block of mass 265 g rests at a point 2.4 m from the center of a horizontal rotating wooden platform. the coefficient of static friction between the block and the platform is 0.257. the platform initially rotates very slowly but the rotation rate is gradually increasing. the acceleration of gravity is 9.8 m/s 2 . at what minimum angular velocity of the platform would the block slide away? answer in units of rad/s.
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A15.75-g piece of iron absorbs 1086.75 joules of heat energy, and its temperature changes from 25°c to 175°c. what is the specific heat capacity of iron?
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Ametal block of mass 265 g rests at a point 2.4 m from the center of a horizontal rotating wooden pl...
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