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Posted: **Sun May 15, 2022 11:07 pm**

: Question 4 A Torpedo When Fired Travels With A Velocity Of 70 Km H Before Hitting The Target In Sea Water The Speed O 1 (23.14 KiB) Viewed 54 times

QUESTION 4 A torpedo, when fired, travels with a velocity of 70 km/h before hitting the target in sea water. The speed of sound in sea water is given as 4.0 times higher than that in air at 25°C. Determine the Mach number of the torpedo. Make any suitable assumptions.