A. Imhoff Cone
B. Turbid meter
C. Potentiometer
D. None of these
A. marble
B. lime stone
C. compact sand stone
D. granite
A. decreases linearly with elevation
B. remains constant
C. varies in the same way as the density
D. increases exponentially with elevation
E. unpredictable
A. mass of liquid displaced
B. viscosity of the liquid
C. pressure of the liquid displaced
D. depth of immersion
E. none of the above.
A. 1/4
B. 1/3
C. 1/2
D. 3/4
A. absolute pressure
B. velocity of fluid
C. flow
D. rotation
E. velocity of air
A. Its intensity
B. Its direction
C. Its frequency
D. All the above