d=D-(0.97/N)
d=D-P
d=D-(0.97+N)
d=P-D
52 mm
104 mm
200 mm
140 mm
the space that is emptied below the level of mercury column in the tube
the space that is emptied above the level of mercury column in the tube
the space that is full above the level of mercury column in the tube
the space that is full below the level of mercury column in the tube
42.39 m/sec
4.239 m/sec
42.39 m/min
4.239 m/min
stable equilibrium
unstable equilibrium
neutral equilibrium
None of the above