1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

# A metal rod of length 'L' and mass " m is pivoted at one end. A thin disk of mass ' M and radius ' Râ€²(<L) is attached at its center to the free end of the rod. Consider two ways the disc is attached: (case A) The disc is not free to rotate about its center and (case B) the disc is free to rotate about its center. The rod-disc system performs SHM in vertical plane after being released from the same displaced position. Which of the following statement(s) is (are) true?

A
Restoring torque in case A= Restoring torque in case B
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
Restoring torque in case A< Restoring torque in case B
No worries! Weâ€˜ve got your back. Try BYJUâ€˜S free classes today!
C
Angular frequency for case A> Angular frequency for case B
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
Angular frequency for case A< Angular frequency for case B
No worries! Weâ€˜ve got your back. Try BYJUâ€˜S free classes today!
Join BYJU'S Learning Program