Question

Assertion (A) : Hydrostatic pressure is a vector quantity. Reason(R): Pressure is component of force. (a) Both A and R are correct and R is the correct explanation of A
(b) Both A and R are correct but R is not the right explanation of A
(c) A is correct R is incorrect
(d) A is incorrect R is correct
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Answer 1

Explanation:

Since due to applied force on liquid, the pressure is transmitted equally in all directions inside the liquid. that is why there is no fixed direction for the pressure due to liquid. Hence hydrostatic pressure is a scalar quantity.

Answered By

P=hdg=

h

↑

[50m

×(1.03

d

↑

×

10

3

kgm

−3

)×

g

↑

9.8

ms

−2

]Nm

−2

=5.05×10

5

Nm

−2

.