Two thin circular discs of mass m and 4m. having radii a and 2a laid on a firm and flat surface, and set roling without slipping on the surface so that the angular speed about the of the rod s a The angular momentum of the entreassembly about the point O' is L (see the figure). Which ofhe folowing statement (s) is (are) true(JEE (Advanced) 20164mTR0

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Q. Two thin circular discs of mass

m

and

4 m

, having radii of

a

and

2 a

, respectively, are rigidly fixed by a massless, rigid rod of length

l = \sqrt{24} a

through their centres. This assembly is laid on a firm and flat surface, and set rolling without slipping on the surface so that the angular speed about the axis of the rod is

ω

. The angular momentum of the entire assembly about the point 'O' is

\to L

(see the figure). Which of the following statement(s) is(are) true?

Q. Two thin circular discs of mass

m

and

4 m

, having radii of

a

and

2 a

, respectively, are rigidly fixed by a massless, rigid rod of length

l = \sqrt{24} a

through their centres. This assembly is laid on a firm and flat surface, and set rolling without slipping on the surface so that the angular speed about the axis of the rod is

ω

. The angular momentum of the entire assembly about the point 'O' is

\to L

(see the figure). Which of the following statement(s) is(are) true?

Two thin circular discs of mass $m$ and $4 m$ , having radii of $a$ and $2 a$ , respectively, are rigidly fixed by a massless, rigid rod of length $l = \sqrt{24} a$ through their centres. This assembly is laid on a firm and flat surface, and set rolling without slipping on the surface so that the angular speed about the axis of the rod is $ω$ . The angular momentum of the entire assembly about the point 'O' is $\to L$ (see the figure). Which of the following statement(s) is(are) true?