High pressure crushes the hard covering of rice grains
High pressure raises the boiling point of water
It does not let the heat energy escape easily
It always lets the steam escape
Primary rainbow is formed when light suffers
Product of Force and Velocity is called:
Propagation of light quanta may be described by
Propagation of sound can be visualised as propagation of _ variations in the medium
Proton carry a
Pure water freezes at what temperature?
Pure water is bad conductor of electricity as it is
Pure water is bad conductor of electricity because it is-
Purity of a metal can be determined with the help of
Q = mcdT refers to