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प्रश्न
The pressure P1 at the top of a dam and P2 at a depth h form the top inside water (density p) are related as :
विकल्प
P1 > P2
P1 = P2
P1 - P2 = h ρ g
P2 - P1 = h ρ g
उत्तर
The pressure P1 at the top of a dam and P2 at a depth h form the inside water (density p) are related as : P2 - P1 = h ρ g
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