Waves — Physics STD 11 Science — Question

The coefficient of linear expansion of a substance is equal to the increase in length, when the tempeature of its unit length ____________is increased.

__________ is the closeness of the set of measured values.

A vector which have zero magnitude and arbitrary direction is known as ______.

Relationship between escape velocity and orbital velocity is Ve = ...............

Sound wave water wave stretched wire or wave in rod known as ____________.

For a triatomic gas with linear molecules f =_________.

The loudness and pitch of a sound note depends on _____ and _____.

When two pieces of lead are pressed against ____________each other, they become effective and stick together.