JEE Main 28 Jan 2026 Shift 1 Paper Solved Paper

Two circular discs of radius each 10 cm are joined at their centres by a rod of length 30 cm and mass 600 gm as shown in figure.
If the mass of each disc is 600 gm and applied torque between two discs is 43×105 dyne.cm, the angular acceleration of the discs about the given axis AB is ____ rad∕s2.