An ultrasonic wave is sent from a ship towards the bottom of the sea it is found that the time interval between the transmission. and reception of the waves is 1.6 seconds. what is the depth of the sea,if the velocity of sound in the seawater is 1400 ms-1
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he aim of education is to provide direction to the process of education. There are different aims of education like social aim, vocational aim, cultural aim, moral aim, spiritual aim, intellectual aim, etc. Human being is considered to be a social animal.
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in Matrusri anglo-vedic school (M.A.V)school
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