A system of two identical rods (L-shaped) of m ass m and length I are resting on a peg P as shown in the figure. If the system is displaced in its plane by a small angle, find the period of oscillations.
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
2π2l3g
b
2π2l3g
c
2π22l3g
d
3πl3g
answer is C.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
T=2πImgL Here I=ml23+ml23=2mgl23 From figure, sin45∘=Ll/2∴ L=l22∴ T=2π2ml23×l22mg=2π22l3g