Hydraulic machines are based on the concept of
Pascal's law
Archimedes principle
Law of flotation
Boyle's law
The smallest unit of an element is
Atom
Molecule
Compound
Mixture
The pressure at a given point within an enclosed liquid is transmitted
equally in all the direction
only laterally
only downward
none of these
The vacuum in a barometer is called
Pascal's vacuum
Blaise vacuum
Archimedes vacuum
Torricellian vacuum
The property of liquid to contract its surface area due to intermolecular cohesive attractive force and to behave like stretched membrane is called
Pressure
Surface tension
Compression
Capillarity
The intermolecular distance between the molecules in a solid is
very small
medium
very long
large
Who invented mercury barometer?
Pascal
Evangelista Torricelli
Archimedes
Nicolas Fortin
Basic building block of all matter is
Element
Which of the following has a definite shape
liquid
gas
solid
both a and b
The device used to measure pressure exerted by liquid
Barometer
Manometer
Fortin's barometer
Mercury barometer
