Guest

Two circular discs A and B have equal masses and equal thicknesses but have densities d_1 and d_2 such that d1 > d2 . Their moments of inertia are related as A) I1 > I2 B) I1 C) I1 = I2 D) I1 >> I2

Two circular discs A and B have equal masses
and equal thicknesses but have densities d_1
and d_2 such that d1 > d2 . Their moments of
inertia are related as
A) I1 > I2 B) I1
C) I1 = I2 D) I1 >> I2

Grade:12

2 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
4 years ago
576-1650_IMG_20200329_230821.jpg
Vikas TU
14149 Points
3 years ago
Dear student 
mass = v * d 
M = pi(R^2t)d
I = MR^2/2 
I = M^2/2*pi*dt 
I is directly proportonal to 1/d 
Ia is less than Ib 
Good Luck 

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free