phy_magic's latest activity
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Pphy_magic replied to the thread Cone on horizontal surface.Cone has acceleration because of precession and I can calculate it from angular velocity and perpendicular distance between CM and...
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Pphy_magic replied to the thread Cone on horizontal surface.What should I do about contatct point because it lies on slant of cone? Is cone motion precession of axis through vertex and normal to base?
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PHow to join this two rotations to find friction? If it rolls without slipping , does it mean that all contact points have same magitude...
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PThink about the connection between those observations.
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Pphy_magic replied to the thread 2 pulleys 3 masses problems.Momentum conservation 2mv-mV=0 if up is positive direction. And conservation energy ( x and y are displacenemts of end masses and...
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PPlease provide a drawing and a concise statement of the problem. Also according to our rules, to receive help, you need to show some...
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Pphy_magic replied to the thread 2 pulleys 3 masses problems.In equillibrium x components shoud cancel and y component of resultant tension should be equal to mg. If i understand good, two end...
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PIs tension force in rope same all the time , does acceleration of middle weight change during time and why would middle weight go up...
