Class 11 NEET Physics System of Particles and Rotational Motion
© examsiri.com
Question : 23 of 113
Marks:
+1,
-0
A disc of radius 2 m and mass 100 kg rolls on a horizontal floor. Its centre of mass has speed of 20 cm/s. How much work is needed to stop it?
[NEET 2019]
Go to Question: