Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Physics Wave

The speed of sound will be highest in?

1

Dry air at 30˚C

2

Humid air at 30˚C

3

Humid air at 0˚C

4

More than one of the above

5

None of the above

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