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

In a Wheatstone's bridge, the resistances in four arms are as shown in the figure. The balancing condition of the bridge is

MHT CET 2024 4th May Evening Shift Physics - Current Electricity Question 53 English

A
$\frac{\mathrm{P}}{\mathrm{Q}}=\frac{\mathrm{R}}{\mathrm{S}_1+\mathrm{S}_2}$
B
$\frac{P}{Q}=\frac{R\left(S_1 S_2\right)}{S_1+S_2}$
C
$\frac{P}{Q}=\frac{R\left(S_1+S_2\right)}{2 S_1 S_2}$
D
$\frac{\mathrm{P}}{\mathrm{Q}}=\frac{\mathrm{R}\left(\mathrm{S}_1+\mathrm{S}_2\right)}{\mathrm{S}_1 \mathrm{~S}_2}$
2
MHT CET 2024 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Two solid spheres ( A and B ) are made of metals having densities $\rho_A$ and $\rho_B$ respectively. If there masses are equal then ratio of their moments of inertia $\left(\frac{\mathrm{I}_{\mathrm{B}}}{\mathrm{I}_{\mathrm{A}}}\right)$ about their respective diameter is

A
$\left(\frac{\rho_B}{\rho_A}\right)^{2 / 3}$
B
$\left(\frac{\rho_A}{\rho_B}\right)^{2 / 3}$
C
$\frac{\rho_A}{\rho_B}$
D
$\frac{\rho_B}{\rho_A}$
3
MHT CET 2024 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A stationery wave is represented by $y=12 \cos \left(\frac{\pi}{6} x\right) \sin (8 \pi t)$, where $x \& y$ are in cm and $t$ in second. The distance between two successive antinodes is

A
12 cm
B
10 cm
C
6 cm
D
2 cm
4
MHT CET 2024 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A hemispherical portion of radius ' $R$ ' is removed from the bottom of a cylinder of radius ' R '. The volume of the remaining cylinder is ' V ' and its mass is ' M '. It is suspended by a string in a liquid of density ' $\rho$ ', where it stays vertical. The upper surface of the cylinder is at a depth ' $h$ ' below the liquid surface. The force on the bottom of the liquid is

A
Mg
B
$\mathrm{Mg}-\mathrm{V} \rho g$
C
$\mathrm{Mg}+\pi \mathrm{R}^2 \mathrm{~h} \rho g$
D
$ \mathrm{pg}\left(\mathrm{V}+\pi \mathrm{r}^2 \mathrm{~h}\right)$
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