How many bullets, each of diameter 1.5 cm, can be made by melting a cylinder of lead having radius of the base 5 cm and height 18 cm ?
Mensuration
2 Likes

Question

How many bullets, each of diameter 1.5 cm, can be made by melting a cylinder of lead having radius of the base 5 cm and height 18 cm ?

KnowledgeBoat · Accepted Answer

Bullet is in shape of sphere. Radius of bullet, r = = 0.75 cm Radius of cylinder, R = 5 cm Height of cylinder, h = 18 cm Given, bullets are made by melting a cylinder of lead. ∴ Volume of cylinder = n × Volume of each bullet Hence, 800 bullets are made.

Mathematics

How many bullets, each of diameter 1.5 cm, can be made by melting a cylinder of lead having radius of the base 5 cm and height 18 cm ?

Mensuration

Related Questions

How many bullets can be made out of a cube of lead whose edge measures 22 cm, each bullet being 2 cm in diameter?

How many lead shots each 3 mm in diameter can be made from a cuboid of dimensions 9 cm × 11 cm × 12 cm?

How many lead balls, each of radius 1.5 cm can be made by melting a bigger ball of radius 9 cm?

A metallic sphere of radius 10.5 cm is melted and then recast into small cones, each of radius 3.5 cm and height 3 cm. Find the number of cones thus obtained.