Mechanical properties of Fluids

Hydraulic lift : Pascals law

Venturimeter :

• Newton's law of cooling

• Archimedes' principle

• Pascals law

• Bernoulli's principle

S I unit of pressure is................

Dimensional formula for pressure is

• $MLT^{-2}$

• $ML^2T^{-1}$

• $ML^{-1}T^{-2}$

• $ML^{-2}T^{-1}$

Pressure is a ......................... quantity

• Vector

• Scalar

Bernoulli’s principle is derived from which of the following?

• Conservation of mass

• Conseravtion of energy

• Conservation of momentum

A device used to measure gauge pressure is

• Mercury barometer

• Open tube manometer

• Calorimeter

• Thermometer

Aw we go deeper to the ocean, pressure.............

• increases

• decreases

• remains the same

The radii of the small piston and large piston of a hydraulic lift are 5 cm and 15 cm respectively. Calculate the force to lift a car of 1350 kg using the lift.

• 10 N

• 450 N

• 4050 N

• 1470 N

In a steady , horizontal flow tube of a liquid, as velocity increases, pressure .................

• increase

• decrease

• remains the same

Equation of continuity is in accordance with

• Law of conservation of energy

• Law of conservation of momentum

• Law of conservation of mass