1. A gun is fired at a distance of 6.64 km away from Ram. He hears the sound 20 seconds later. Then the speed of sound is





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  • By: anil on 05 May 2019 01.50 am
    Distance of gun from Ram = 6.64 km = 6640 m Time = 20 seconds => Speed of sound = distance/time = $$frac{6640}{20}=332$$ m/s => Ans - (C)
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