wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

A uniform disc of mass M and radius R is hinged at its centre C. A force F is applied on the disc as shown. At this instant, angular acceleration of the disc is:
761324_1f06e57b122d4d5d987fbb7cf40fec2b.jpg

A
3FMR
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
FMR
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
23FMR
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
F2MR
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is D FMR
Given,
mass of uniform disc =M
radius of uniform disc =R
applied force on disc =F
According to the question, we can draw the diagram as following
We know that, τ=Iα
Fsin30R=MR22α
F×12×R=MR22α
α=FMR.
771111_761324_ans_303d03dd78764026aebd825268686317.jpg

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Bernoulli's Principle
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon