Question :

Sound waves in air are


A) transverse
B) longitudinal
C) electromagnetic
D) polarised

Answer : B

Description :



Related Questions - 1


Radiocarbon is produced in the atmosphere as a result of


A) collision between fast neutrons and nitrogen nuclei present in the atmosphere
B) action of ultraviolet light from the sun on atmospheric oxygen
C) action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere
D) lightning discharge in atmosphere

View Answer

Related Questions - 2


It is more difficult to walk on a sandy road than on a concrete road because


A) sand is soft and concreter is hard
B) the friction between sand and feet is less than that between concrete and feet
C) the friction between sand and feet is more than that between concrete and feet
D) the sand is grainy but concrete is smooth

View Answer

Related Questions - 3


Sound waves in air are


A) transverse
B) longitudinal
C) electromagnetic
D) polarised

View Answer

Related Questions - 4


Nuclear sizes are expressed in a unit named.


A) Fermi
B) angstrom
C) newton
D) tesla

View Answer

Related Questions - 5


If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same


A) velocity
B) momentum
C) acceleration
D) kinetic energy

View Answer