Question :

Sound waves in air are


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

Answer : B

Description :



Related Questions - 1


out of the following, which is not emitted by radioactive substance?


A) Electrons
B) Electromagnetic radiations
C) Alpha particles
D) Neutrons

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Related Questions - 2


Of the following properties of a wave, the one that is independent of the other is its


A) amplitude
B) velocity
C) wavelength
D) frequency

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Related Questions - 3


Sound waves in air are


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

View Answer

Related Questions - 4


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

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Related Questions - 5


Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The co-efficient of friction between the road and tyre is 0.2


A) 0.14 m/s
B) 140 m/s
C) 1.4 km/s
D) 14 m/s

View Answer