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عندى سؤالين صعبين حد ممكن يساعدنى ف حلهم
a body has aweight of 160 N when weighted in air and a weight of 120 N when totally immersed in a liquid
Find relative density of the body?
Water pipe inters a house at ground floor ,if its radius 5cm velocity of water is 1m/sec ,at upper floor its radius becomes 1cm
What is the force acted by water?]