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Grade: 12

                        

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

8 months ago

Answers : (2)

Saurabh Koranglekar
askIITians Faculty
10233 Points
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8 months ago
Vikas TU
13786 Points
							
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 
8 months ago
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