Homework Help: math

Posted by sascha on Monday, April 14, 2008 at 10:26am.

A cylindrical ring of thickness 3.5mm.Each ring has internal diameter 14 mm and external diameter 16 mm.Taking pie=3.14 calculate the volume of maetla in single link chain,writing your answer correc to 3 significant figs.

math - bobpursley, Monday, April 14, 2008 at 11:30am
Find the volume of a disk the diameter of the outer ring, and then the volume of a disk of the inner ring diameter, subtract them.

Volumeouter=thickness*PI*radiusouter^2
that should get you started.
- math - Chelsea, Monday, April 14, 2008 at 5:31pm
  YEs
math - drwls, Monday, April 14, 2008 at 11:32am
I don't see how a ring can be a cylinder. If it is a cylinder bent into a circular ring, then the thickness should equal half the distance between inner and outer diameters, but it doesn't here.

Answer this Question

Related Questions

math - one way to resize a ring is to fill a bar into the ring.suppose a ring ...
Math - one way to resize a ring is to fill a bar into the ring.suppose a ring ...
Math Help Please - The concentric circles, or growth rings, represent the cross-...
Geometry - 1. Find the diameter of a circle with a circumference of 50 mm. Round...
physics - A circular ring of wire of diameter 0.60 m carries a current of 35A. ...
Math - Calculate the volume of a cylinder that is 5.615 mm in height and 17.03 ...
math - A circle has a circumference of 110.6 mm. Find its diameter to the ...
math - 2/3x+5/3x=14 7\6x=14 then multiply a4 my 6\7 what is the circumferenceof ...
math - The shape of the shell resembles a cone with an approximate diameter of ...
Math - A ring has an outsdie diameter of 3.85cm and an inside diameter of 2.63cm...

For Further Reading

First Name:
School Subject:
Answer: