A sphere of radius 100 mm shrinks to radius 98 mm, then the approximate decrease in its volume is `12000\ pi\ m m^3` (b) `800\ pi\ m m^3` (c) `80000\ pi\ m m^3` (d) `120\ pi\ m m^3`

A sphere of radius 100mm shrinks to radius 98mm, then the approximate decrease in its volume is (a) 12000pim m^3 (b) 80000 pim m^3 (C) 8000pim m^3 (d) 120pim m^3

A sphere of radius 100mm shrinks to radius 98mm, then the approximate decrease in its volume is (a)12000pim m^3 (b) 80000 pim m^3 (C) 8000pim m^3 (d) 120pim m^3

If a solid sphere of radius 10 cm is moulded into 8 spherical solid balls of equal radius, then the surface area of each ball is 50pi\ c m^2 (b) 60pi\ c m^2 (c) 75pi\ c m^2 (d) 100pi\ c m^2

The area of the circle that can be inscribed in a square of side 10 cm is (a) 40pi\ c m^2 (b) 30pi\ c m^2 (c) 100\ pi\ c m^2 (d) 25\ pi\ c m^2

The area of the circle that can be inscribed in a square of side 10 cm is (a) 40pi\ c m^2 (b) 30pi\ c m^2 (c) 100\ pi\ c m^2 (d) 25\ pi\ c m^2

If the radius of a sphere is measured as 5 m with an error of 0.02 m, then the approximate error in calculating its volume is-

The largest sphere is cut off from a cube of side 6cm. The volume of the sphere will be 27 pi\ c m^3 (b) 36pi\ c m^3 (c) 108pi\ c m^3 (d) 12pi\ c m^3

The largest sphere is cut off from a cube of side 6cm. The volume of the sphere will be 27 pi\ c m^3 (b) 36pi\ c m^3 (c) 108pi\ c m^3 (d) 12pi\ c m^3

If the surface area of a sphere is 144pi\ m^2, then its volume (in\ m^3) is 288pi (b) 316\ pi (c) 300\ pi (d) 188\ pi