If a 3 cm tall object placed perpendicular to principal axis of a convex lens of focal length 15 cm produces a real inverted image of height 15 cm, then its object distance (u) is ……. and image distance (v) is ……… 

(a) 
u =  18m, v = +90 m 
(b) 
u = + 18cm, v = 90 cm 
(c) 
u =  18cm, v = +90 cm 
(d) 
u = + 18cm, v = +90 cm_{ } 
If a 3 cm tall object placed perpendicular to principal axis of a convex lens of focal length 15 cm produces a real inverted image of height 15 cm, then its object distance (u) is ……. and image distance (v) is ……… 

(a) 
u =  18m, v = +90 m 
(b) 
u = + 18cm, v = 90 cm 
(c) 
u =  18cm, v = +90 cm 
(d) 
u = + 18cm, v = +90 cm_{ } 
Each of the body in column I show the moment of inertia about its diameter in column II. Select the correct answer (matching list I with List II) as per code given below the lists.
ColumnI 
Column II 

(A) 
Ring 
(1) 

(B) 
Disc 
(2) 

(C) 
Annular Disc 
(3) 

CODES : 


A 
B 
C 
D 



a) 
2 
3 
1 




b) 
3 
2 
1 




c) 
3 
1 
2 




d) 
1 
2 
3 



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