a mass is whirled ina acircular path with an angular momentum L. if the length of string and angular velocity,both are doubled,the new angular momentum is?

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Dear Student

$A n g u l a r M o m e n t u m L = I ω = m r^{2} ω T H a t L α r^{2} ω H e r e r i s l e n g t h o f s t r i n g s o n e w L w i l l b e L = m 4 r^{2} (2 ω) = 8 m r^{2} ω = 8 L_{o l d} T h a t i s n e w a n g u l a r m o m e n t u m i s 8 t i m e s t h a t o f o l d a n g u l a r m o m e n t u m$

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a mass is whirled ina acircular path with an angular momentum L. if the length of string and angular velocity,both are doubled,the new angular momentum is?

Dear Student Angular Momentum L = Iω= mr2ωTHat L α r2ωHere r is length of string so new L will beL =m4r22ω=8 mr2ω=8LoldThat is new angular momentum is 8 times that of old angular momentum