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CBSE - X - Physics - Sources of Energy

QUESTION
 

Asked by gpnkumar0 1st October 2017, 9:16 PM
Answered by Expert

Answer:

The liquids are placed in a U-tube which is open at both the ends. Hence, the pressure at these ends are same and equal to the atmospheric pressure.
 
P1 = P2
h1ρ1g = h2ρ2g
h1ρ1 = h2ρ2
h1/h2 = ρ21 = 3
 
Hence, the correct answer is option D.
Answered by Expert 25th October 2017, 4:01 PM

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