RRB NTPC Mains or Stage 2 Model Paper 1 with solutions

Question : 13 of 120

Marks: +1, -0

The volume (in cu cm.) of a right circular cylinder with radius 7 cm and height 2 cm is : (Take p =

22 /7

)

Solution:

(1) Volume of cylinder =

πr^2h

=[22/7×7 ×7 ×2]

cu.cm.
= 308 cu.cm.

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