MHT CET 2025 20th April Morning Shift | Rotational Motion Question 31 | Physics

Two spheres each of mass $M$ and radius $R$ are connected with a massless rod of length 4 R . The moment of inertia of the system about an axis passing through the centre of one of the spheres and perpendicular to the rod will be

MHT CET 2025 20th April Morning Shift Physics - Rotational Motion Question 29 English

$\frac{21}{5} \mathrm{MR}^2$

$\frac{84}{5} \mathrm{MR}^2$

$\frac{42}{5} \mathrm{MR}^2$

$\frac{5}{21} \mathrm{MR}^2$

MHT CET 2025 19th April Evening Shift

MCQ (Single Correct Answer)

-0

A body slides down a smooth inclined plane of inclination $\theta$ and reaches the bottom with velocity V . If the same body is a ring which rolls down the same inclined plane then linear velocity at the bottom of plane is

$\frac{\mathrm{V}}{\sqrt{2}}$

2 V

$\frac{\mathrm{V}}{2}$

MHT CET 2025 19th April Morning Shift

MCQ (Single Correct Answer)

-0

If $\vec{F}=(5 \hat{i}-10 \hat{j})$ and $\vec{r}=(4 \hat{i}-3 \hat{j})$, then the torque acting on the object will be

$\hat{\mathrm{i}}-2 \hat{\mathrm{j}}$

$2 \hat{\mathrm{i}}-\hat{\mathrm{j}}$

$25 \hat{\mathrm{k}}$

$-25 \hat{\mathrm{k}}$

MHT CET 2025 19th April Morning Shift

MCQ (Single Correct Answer)

-0

Four particles each of mass M are placed at the corners of a square of side $L$. The radius of gyration of the system about an axis perpendicular to the square and passing through its centre is

$\mathrm{L}$

$\frac{\mathrm{L}}{2}$

$\frac{\mathrm{L}}{4}$

$\frac{\mathrm{L}}{\sqrt{2}}$

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