If `r` is the radius and `h` is height of the cylinder the volume will be (a) `1/3pi^2h` (b) `pir^2h` (c) `2pir\ (h+r)` (d) `2pir h`

If r is the radius and h is height of the cylinder the volume will be (1)/(3)pi^(2)h(b)pi r^(2)h(c)2 pi r(h+r)(d)2 pi rh

If r is the radius of the base and h be the height of a cylinder, then its volume is (………….) cubic units.

If the radius of the base of a right circular cone is 3r and its height is equal to the radius of the base, then its volume is (a) 1/3pir^3 (b) 2/3 pir^3 (c) 3pir^3 (d) 9pir^3

If the radius of the base of a right circular cone is 3r and its height is equal to the radius of the base, then its volume is (a) 1/3pir^3 (b)2/3 pir^3 (c)3pir^3 (d)9pir^3

A cylinder with radius r\ and height h is closed on the top and bottom. Which of the following expressions represents the total surface area of this cylinder? (a) 2pir\ (r+h) (b) pir\ (r+2h) (c) pir\ (2r+h) (d) 2pir^2+h

Three equal circles are described with vertices of the triangles as centres. If the radius of each circle is r , the sum of areas of the portions of the circles intercepted in a triangle is 2pir^2 (b) 3/2pir^2 (c) pir^2 (d) 1/2pir^2

The total surface area of a hemisphere of radius r is pir^2 (b) 2pir^2 (c) 3pir^2 (d) 4pir^2

The total surface area of a hemisphere of radius r is pir^2 (b) 2pir^2 (c) 3pir^2 (d) 4pir^2

p : If a cylinder is right circular cylinder then its volume is 1/3pir^2h Contrapositive of statement p is

p : If a cylinder is right circular cylinder then its volume is 1/3pir^2h Contrapositive of statement p is