0℃ तापमान पर ध्वनि की चाल कितनी होती है।#sscexams #state pcs #railway - Study24x7
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0℃ तापमान पर ध्वनि की चाल कितनी होती है।#sscexams #state pcs #railway

A

330 मीटर/सैकंड

B

340 मीटर /सैकंड

C

350 मीटर/सेकंड

D

360 मीटर/ सैकंड

SSC Railways UPSC
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