PART - 2 CH - 14 Waves — Physics STD 11 Science — Question

Fill in the blanks: 1 micron = ______ m

When state variable of a thermodynamic system do not change system is said to be in _________.

The waves produced by a motor boat sailing in water are ______.

Fill in the blanks: Watt second is the unit of _______.

Bernoulli's theorem applies is a kind of theory for the flowing ____________(or gases).

For partially elastic collision ...............

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

Elastic behaviour of a body is due to 9. Materials which do not obey Hook's law but can be stretched elastically to large values of strain are called ________.

The static coefficient of friction for any two surfaces will be equal to....................of friction.

Resultant of two same vector physical quantity perpendicular to each other ________.