pHYSICS hELP rATIONAL SPEEDS OF DISKS
posted by James .
If rotational speed of a disc remains constant, what happens to the speed of a point on the disc if its distance from the axis is doubled?
It stays the same
It also doubles
It triples
It quadruples

pHYSICS hELP rATIONAL SPEEDS OF DISKS 
bobpursley
velocitytangential= rotationalvelocity*radius

pHYSICS hELP rATIONAL SPEEDS OF DISKS 
first
it also double

pHYSICS hELP rATIONAL SPEEDS OF DISKS 
nnnnnn
The quantity of space on object occupies
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