The narrow stem in hydrometer
Increase its sensitivity
Increase upthrust on it
Raises its centre of gravity
Increase its size
The liquid pressure on a diver changes of the diver moves
Pressure increase
Pressure decreases
No change
First increases, then decrease
The gravitational unit of thrust in CGS system is
N
gf
kgf
dyne
The SI unit of thrust is
m
Nm
The normal atmospheric pressure is
76m of Hg
76cm of Hg
79 Pa
76 Nm-2
SI unit of pressure is
Pascal
Weber
Find out correct expression.
1 Pa =
1 Nm
1 N
1 Nm-2
0.5 Nm-2
A swimming pool has dimension 20m × 3m. When it is filled water, what is the force on bottom?
5.880 × 106N
0
4.41 × 105N
8.82 × 105N
Larger the volume of body submerged in fluid, the upthrust will be
Same
Less
Greater
Cannot predict
