10
Question
A boy sitting firmly over a rotating stool has his arms folded. If he stretches his arms, his angular momentum about the axis of rotation:
A boy sitting firmly over a rotating stool has his arms folded. If he stretches his arms, his angular momentum about the axis of rotation:
Open in App
Solution
The correct option is B Remains unchanged
No external torque acts on the boy when he folds his arms while sitting on the rotating tool. So, angular momentum of the boy is conserved. Thus angular momentum about the axis of rotation remains unchanged.
No external torque acts on the boy when he folds his arms while sitting on the rotating tool. So, angular momentum of the boy is conserved. Thus angular momentum about the axis of rotation remains unchanged.
Suggest Corrections
0
Similar questions
View More
Join BYJU'S Learning Program
Explore more
Join BYJU'S Learning Program
