1
MHT CET 2026 20th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
The excess pressure inside a soap bubble of radius $2.5$ cm is $48$ dyne/cm$^2$. The surface tension of soap solution in dyne /cm is
A
$25$
B
$30$
C
$35$
D
$40$
2
MHT CET 2026 20th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
In case of liquid, if Reynold's number '$R_n$' is $1450$, then the flow of liquid will
A
be streamline.
B
be turbulent.
C
change from streamline to turbulent flow.
D
be sometimes turbulent and sometimes streamline.
3
MHT CET 2025 5th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

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

A

greater than $90^{\circ}$

B

less than $90^{\circ}$

C

equal to $90^{\circ}$

D

equal to $0^{\circ}$

4
MHT CET 2025 5th May Evening Shift
MCQ (Single Correct Answer)
+1
-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

A

$\sqrt{2 \pi r}$

B

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

C

$2 \sqrt{\pi r}$

D

$2 \pi x$

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