cause withdrawing or throttling of steam
reduce length of effective stroke of piston
reduce maximum opening of port to steam
all of these
mass
stiffness
mass and stiffness
stiffness and eccentricity
Watt's mechanism
Grasshopper mechanism
Robert's mechanism
no node
one node
two nodes
three nodes
return to equilibriumposition without oscillation
oscillate with increasing time period
oscillate with decreasing amplitude
oscillate with constant amplitude