A circular disc X of radius R is made from an iron plate of thickness t, and another disc Y of radius 4R is made from an iron plate of thickness t/4.

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asked Mar 22, 2018 in Physics by paayal (26,720 points) 4 6 11

A circular disc X of radius R is made from an iron plate of thickness t, and another disc Y of radius 4R is made from an iron plate of thickness t/4. Then the relation between the moment of inertia IX and IY is

(a) IY = 32IX 

(b) IY = 16IX

(c) IY = IX 

(d) IY = 64IX .

1 Answer

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answered Mar 22, 2018 by sanjaydas (61,430 points) 5 7 7
selected Mar 24, 2018 by Vikash Kumar
 
Best answer

The correct answer is

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