Evaluate the speed of sound at 45 -C- Take the speed of sound in dry still air at 0 -C to be 330 m-s-

Given: nbsp; nbsp; nbsp; nbsp; nbsp; V_0=330 m/s nbsp; nbsp; nbsp; nbsp; nbsp; t=45 ^∘C We have, nbsp; nbsp; nbsp; nbs ...

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Standard IX

Physics

Effect of Temperature on Speed of Sound in Gases

Evaluate the ...

Question

Evaluate the speed of sound at $45^{\circ} C$ . (Take the speed of sound in dry still air at $0^{\circ} C$ to be $330 m/s$ .)

330.45 m/s

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357.45 m/s

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345.25 m/s

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314.75 m/s

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Solution

The correct option is B $357.45 m/s$
Given:
$V_{0} = 330 m/s$
$t = 45^{\circ} C$
We have,
$V_{t} = V_{0} + 0.61 t$
$V_{45} = 330 + 0.61 \times 45$
$V_{45} = 357.45 m/s$

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Similar questions

How long will sound take to travel in (a) an iron rail and (b) air, both 3-3 km in length ? Take speed of sound in air to be 330 m $s^{- 1}$ and in iron to be 5280 m $s^{- 1}$ .

Q. The speed of sound in dry still air is

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. At

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Q. Speed of sound in dry still air _______ for each

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Evaluate the speed of sound at 45 ∘C. (Take the speed of sound in dry still air at 0 ∘C to be 330 m/s.)

The correct option is B 357.45 m/sGiven: V0=330 m/s t=45 ∘C We have, Vt=V0+0.61t V45=330+0.61×45 V45=357.45 m/s

Evaluate the speed of sound at $45^{\circ} C$ . (Take the speed of sound in dry still air at $0^{\circ} C$ to be $330 m/s$ .)

The correct option is B $357.45 m/s$
Given:
$V_{0} = 330 m/s$
$t = 45^{\circ} C$
We have,
$V_{t} = V_{0} + 0.61 t$
$V_{45} = 330 + 0.61 \times 45$
$V_{45} = 357.45 m/s$