Please solve the question And please match ur answer with given answer 7th and 8th - Physics - System Of Particles And Rotational Motion

Question

Please solve the question And please match ur answer with given
answer 7th and 8th Please help

Neha Gupta · Accepted Answer

m = 5 kgr = 40 cm = 0
4 mmoment of inertia = I = 12mr2I = 0
5×5×0 4×0 4I =0
4Kinetic energy = 12Iω2ω = 2πνKE = 0
5×0 4×4×(3 14)2×100KE = 788
768 JouleL = IωL= 0 4×2×3
14×10 = 25 12 Nms

Please solve the question...And please match ur answer with given answer...7th and 8th... Please help