Question

At what temp, the velocity of sound is doubled than as that of at 100c:

Answer 1

Explanation:

We know that speed of velocity in air v∝

T

or v

2

∝T

Thus,

v

2

2

v

1

2

=

T

2

T

1

or

(2v

1

)

2

v

1

2

=

T

2

0+273

or T

2

=1092K=(1092−273)

o

C=819

o

C

Answer 2

Answer:

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