1
MHT CET 2024 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A particle rotates in a horizontal circle of radius 'R' in a conical funnel with constant speed 'V'. The inner surface of the funnel is smooth. The height of the plane of the circle from the vertex of the funnel is (g-acceleration due to gravity)

A
$\frac{V}{g}$
B
$\frac{\mathrm{V}}{2 \mathrm{~g}}$
C
$\frac{\mathrm{V}^2}{2 \mathrm{~g}}$
D
$\frac{\mathrm{V}^2}{\mathrm{~g}}$
2
MHT CET 2024 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Two point charges $(A$ and $B)+4 q$ and $-4 q$ are placed along a line separated by a distance I '. Force acting between them is F. If $25 \%$ of charge from point $A$ is transferred to that at point B , the force between the charges now becomes

A
$\frac{3}{4} \mathrm{~F}$
B
$\frac{4}{3} \mathrm{~F}$
C
$\frac{9}{16} \mathrm{~F}$
D
$\frac{16}{9} \mathrm{~F}$
3
MHT CET 2024 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

In Young's double slit experiment, the slits are separated by 0.6 mm and screen is placed at a distance of 1.2 m from slit. It is observed that the tenth bright fringe is at a distance of 8.85 mm from the third dark fringe on the same side. The wavelength of light used is

A
5440 $$\mathop A\limits^o $$
B
5890 $$\mathop A\limits^o $$
C
5900 $$\mathop A\limits^o $$
D
6630 $$\mathop A\limits^o $$
4
MHT CET 2024 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A charged particle is moving in a uniform magnetic field in a circular path of radius ' $R$ '. When the kinetic energy of the particle is increased to three times, then the new radius will be

A
$\frac{\mathrm{R}}{3}$
B
$\frac{\mathrm{R}}{\sqrt{3}}$
C
$\sqrt{3} \cdot \mathrm{R}$
D
$3 \cdot \mathrm{R}$
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