Question

calculate the pressure exerted by a mercury column of 76 cm high at its bottom. given that the density of mercury is 13600 kg/m^3 and g=9.8 m/s^2

Answer 1

Answer:

PHYSICS

Calculate in pascal, the pressure due to a mercury column of 76cm. Density of mercury=13.6g cm

−3

, g=980cm s

−2

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ANSWER

ρ=13.6g/xcc=13.6×10

3

=13600kg/m

3

g=9.8m/s

2

h=0.76m

So, P=Po+ρgh=10

5

Pa+13600×9.8×0.76

=201292.8Pa.