RRB NTPC Mains or Stage 2 Model Paper 2 with solutions

Question : 68 of 120

Marks: +1, -0

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

22/ 7

)

Solution:

(a) Here, r = 2 cm, h = 2 cm.
∴Volume of cylinder

= πr^2h

=22/7× 2 ×2 ×2 =176/7 cm63

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