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प्रश्न
Sound travels in air :
पर्याय
if particles of medium travel from one place to another
if there is no moisture in the atmosphere
If disturbance moves
if both, particles as well s disturbance move from one place to another
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उत्तर
Sound is a longitudinal wave in which the disturbance created by the vibrating body is carried out by the medium without the actual movement of the medium particles.
(c) If disturbance moves.
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संबंधित प्रश्न
Sound cannot travel in vacuum.
An electric bell is suspended by thin wires in a glass vessel and set ringing. Describe and explain what happens if the air is gradually pumped out of the glass vessel.
Through which of the following materials can sound travel? wood, air, water, steam, ice, hydrogen, steel, diamond.
Give scientific reasons:
As the sound wave propagates from one place to the other in air, the air itself is not required to move from one place to the other.
Assuming the speed of sound in air equal to 340 m/s and in water equal to 1360 m/s, find the time taken to travel a distance 1700 m by sound in (i) air (ii) water.
What are the requisites of the medium for the propagation of sound? Briefly, explain them.
Ruthvik and Ruha hear a gunshot 2 second after it is fired. How far away from the gun they are standing? (Speed of sound in air is equal to 330ms-1)
______ is the distance between two consecutive particles.
______ is the number of vibrations of a particle in the medium, in one second
In any medium, as the ______ increases, the speed of sound also increases.
