Physics, 12.03.2020 00:22 mpete1234567890
An electric motor rotating a workshop grinding wheel at a rate of 153 rev/min is switched off. Assume constant angular deceleration of magnitude 1.93 rad/s 2 . Through how many revolutions does the wheel turn before it finally comes to rest? Answer in units of rev.
Answers: 3
Physics, 21.06.2019 21:00
Mike walks 100 meter north, then walks 30 meters south. after this, he walks another 10 meters north. what is the magnitude of his total displacement during this walk,in meters?
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A26 cm object is 18 cm in front of a plane mirror. a ray of light strikes the object and is reflected off the mirror at a 42-degree angle. what is the angle of reflection? degrees what type of image is formed? what is the size of the image? cm
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Physics, 22.06.2019 13:10
Aplane flying horizontally at an altitude of 1 mile and a speed of of 500mih passes directly over a radar station. find the rate at which the distance from the plane to the station is increasing when it is 2mi away from the station.
Answers: 1
An electric motor rotating a workshop grinding wheel at a rate of 153 rev/min is switched off. Assum...
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