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Sahasra Shanker from KV IIT, Chennai
Subject :NSO    Class : Class 8

A tank 2 m high is half filled with water and then filled to the top with oil of density 0.80 g/cc. What is the pressure at the bottom of the tank due to these liquids (Take g = 10 m s-2)?

A1.8 × 103 N m-2
B0.9 × 103 N m-2
C1.8 × 104 N m-2
D0.9 × 104 N m-2.


why is the answer "c"

Ans 1:

Kashish Kathuria from Delhi Public School, Bangalore
Class : Class 9
I did not understand

Ans 2:

Kashish Kathuria from Delhi Public School, Bangalore
Class : Class 9
But let's see for nowI am Kashish

Ans 3:

The Address from Somaiya, Mumbai
Class : Class 6

Ans 4:

Kashish Kathuria from Delhi Public School, Bangalore
Class : Class 9
I guess it is wrong

Ans 5:

Anoushka Anbu from Amara Jyoti Public School, Bengaluru
Class : Class 8
Can anyone please explain this

Ans 6:

Pranav from JSS Public School, Bengaluru
Class : Class 10
Density of oil = 0.80 g/cc = 800 kg/m3Density of water = 1 g/cc = 1000 kg/m3Pressure of water = Height will be 1 m half filled⟹ hdg = 1m×1000kg/m3×10m/s2 = 10000 PaPressure by oil = hdg = 1 x 800 x 10 = 8000 PaTotal pressure = 8000Pa 10000Pa = 18000Pa = 1.8×104N/m2

Ans 7:

The Address from Somaiya, Mumbai
Class : Class 6

Ans 8:

LAKSHITA from Hansraj Public School, Panchkula
Class : Class 6
what is the unit of pressure

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