MHT CET 2026 11th April Morning Shift | Fluid Mechanics Question 48 | Physics

A vessel contains oil (density $= 0.8 \text{ gm}/\text{cm}^3$) over mercury (density $= 13.6 \text{ gm}/\text{cm}^3$). A homogeneous sphere floats with half of its volume immersed in mercury and the other half in oil. The density of the material of the sphere in $\text{gm}/\text{cm}^3$ is
MHT CET 2026 11th April Morning Shift Physics - Fluid Mechanics Question 1 English

MHT CET 2026 11th April Morning Shift Physics - Fluid Mechanics Question 1 English

$12.8$

$7.2$

$6.4$

$3.3$

MHT CET 2025 5th May Evening Shift

MCQ (Single Correct Answer)

-0

The liquid (mercury) meniscus in capillary tube will be convex if the angle of contact is

greater than $90^{\circ}$

less than $90^{\circ}$

equal to $90^{\circ}$

equal to $0^{\circ}$

MHT CET 2025 5th May Evening Shift

MCQ (Single Correct Answer)

-0

A vessel completely filled with water has two holes ' P ' and ' Q ' at depths ' 2 h ' and ' 8 h ' from the top respectively. Hole ' P ' is square of side ' $a$ ' and hole ' $Q$ ' is a circle of radius ' $r$ '. The water flowing out per second from both the holes is same, then side ' $a$ ' of hole ' $P$ ' is

$\sqrt{2 \pi r}$

$\mathrm{r} \sqrt{2 \pi}$

$2 \sqrt{\pi r}$

$2 \pi x$

MHT CET 2025 5th May Evening Shift

MCQ (Single Correct Answer)

-0

A spherical liquid drop splits in to 729 identical spherical drops. If $E$ is the surface energy of the original drop and $U$ is the total surface energy of resulting drops, then $\frac{E}{U}=\frac{1}{x}$. The value of $x$ is

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