The SI unit of thrust is
dyne
N
m
Nm
SI unit of pressure is
Pascal
Weber
Which of the device does not contain liquid?
Simple barometer
Fortin barometer
Aneroid barometer
Both 1 and 2
The unit torr is related to the barometric height as
1 torr = 1 cm of Hg
1 torr = 0.76 m of Hg
1 torr = 1mm of Hg
1 torr = 1m of Hg
Pick out the correct expression.
P = FA
P = F + A
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
gf
kgf
Unit of relative density is
gcm-3
Kg
No unit
Kgm-3
A body of weight W is floating in a liquid. Its apparent weight will be
equal to W
less than W
greater than W
zero
Find expression for density.
ρ = M V
ρ = M + V
