1
MHT CET 2024 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify the correct figure which shows the relation between the height of water column in a capillary tube and the capillary radius.

MHT CET 2024 4th May Evening Shift Physics - Fluid Mechanics Question 48 English

A
(B)
B
(D)
C
(A)
D
(C)
2
MHT CET 2024 4th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Water rises up to height ' $X$ ' in a capillary tube immersed vertically in water. When the whole arrangement is taken to a depth ' d ' in a mine, the water level rises up to height ' $Y$ '. If ' $R$ ' is the radius of earth then the ratio $\frac{Y}{X}$ is

A
$\left(1-\frac{d}{R}\right)^{-1}$
B
$\left(1-\frac{d}{R}\right)$
C
$\left(1+\frac{d}{R}\right)^{-1}$
D
$\left(1+\frac{d}{R}\right)$
3
MHT CET 2024 4th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The surface of water in a water tank of cross section area $750 \mathrm{~cm}^2$ on the top of a house is ' $h$ ' $m$ above the tap level. The speed of water coming out through the tap of cross section area $500 \mathrm{~mm}^2$ is $30 \mathrm{~cm} / \mathrm{s}$. At that instant $\frac{\mathrm{dh}}{\mathrm{dt}}$ is $x=10^{-3} \mathrm{~m} / \mathrm{s}$. The value of ' $x$ ' will be

A
2
B
3
C
4
D
6
4
MHT CET 2024 4th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The excess pressure inside a spherical drop of water A is four times that of another drop B. Then the ratio of mass of drop $A$ to that of drop $B$ is

A
$1: 4$
B
$1: 8$
C
$1: 16$
D
$1: 64$
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