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From a uniform disc of mass  and radius  a concentric disc of radius  is cut out. For the remaining annular disc:  is the moment of inertia about axis  about ‘2’,  about ‘3’ and  about ‘4’. Axis ‘1’ and ‘2’ are perpendicular to the disc and ‘3’ and ‘4’ are in the plane of the disc

Axis’2’, ’3’ and ‘4’ intersect at a common point

Match the following

Column-I

Column- II

(A)

 is equal to

(p)

(B)

 is equal to

(q)

(C)

 is equal to

(r)

(D)

 is equal to

(s)

None of these

CODES :

 

A

B

C

D

 

 

a)

D

c

b

a

 

 

b)

c

a

a

b

 

 

c)

b

a

c

d

 

 

d)

a

b

c

d

 

 



Question ID - 101078 | SaraNextGen Top Answer

From a uniform disc of mass  and radius  a concentric disc of radius  is cut out. For the remaining annular disc:  is the moment of inertia about axis  about ‘2’,  about ‘3’ and  about ‘4’. Axis ‘1’ and ‘2’ are perpendicular to the disc and ‘3’ and ‘4’ are in the plane of the disc

Axis’2’, ’3’ and ‘4’ intersect at a common point

Match the following

Column-I

Column- II

(A)

 is equal to

(p)

(B)

 is equal to

(q)

(C)

 is equal to

(r)

(D)

 is equal to

(s)

None of these

CODES :

 

A

B

C

D

 

 

a)

D

c

b

a

 

 

b)

c

a

a

b

 

 

c)

b

a

c

d

 

 

d)

a

b

c

d

 

 

1 Answer
127 votes
Answer Key / Explanation : (b) -

(b)

Total mass :

Mass of cutout portion;

Also

127 votes


127