# math

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.

1. 👍 0
2. 👎 0
3. 👁 54
1. 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.

that should get you started.

1. 👍 0
2. 👎 0
2. 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.

1. 👍 0
2. 👎 0
posted by drwls
3. YEs

1. 👍 0
2. 👎 0
posted by Chelsea

## Similar Questions

1. ### Physics

You have a brass ring of inside diameter 10.00 cm that is at 20.0oC. You want to slip this ring over an aluminum rod that is at 20.0oC and has a diameter of 10.01 cm. a. To what temperature do you have to heat the ring to slip it

asked by David on December 4, 2014
2. ### Physics

A man's gold wedding ring has an inner diameter of 2.0cm at 30∘C. Part A If the ring is dropped into boiling water, what will be the change in the inner diameter of the ring?

asked by Help! final next weel on December 3, 2013
3. ### Physics

An iron ball of diameter 15.23cm rests on a brass ring of internal diameter 15.0cm at a temperature of 20 degrees celsius. To what temperature must both be heated for the ball to pass through the ring?

asked by Onyi on November 29, 2016
4. ### physics

A circular ring of wire of diameter 0.60 m carries a current of 35A. What acceleration will the magnetic force generated by this ring give to an electron that is passing through the center of the ring with a velocity of 1.2*10^6

asked by steve on November 4, 2010
5. ### Math

one way to resize a ring is to fill a bar into the ring.suppose a ring that is 20 mm in diameter has to be resized to fit a fingure 16 mm n diameter what is the length of the bar that should be inserted in order to make the ring

asked by Diala on November 28, 2010
6. ### math

one way to resize a ring is to fill a bar into the ring.suppose a ring that is 20 mm in diameter has to be resized to fit a fingure 16 mm n diameter what is the length of the bar that should be inserted in order to make the ring

asked by ???? on May 2, 2011

The concentric circles, or growth rings, represent the cross-section of a tree with a diameter of 16 centimeters. The width of the outer tree ring measures 2 centimeters. What is the area in square centimeters of the outer ring of

asked by Andrew on February 22, 2007
8. ### calculus

A 20.0 g copper ring at 0.000°C has an inner diameter of D = 2.54000 cm. An aluminum sphere at 108.0°C has a diameter of d = 2.54508 cm. The sphere is placed on top of the ring, and the two are allowed to come to thermal

asked by stan on September 1, 2010
9. ### math

A two dimensional picture of a circular onion ring is shown at the right. The inner radius of the onion ring is x cm. and the thickness of the ring is 1 cm. Which of the numbered choices represents the area, in square centimeters,

asked by Anonymous on December 23, 2013
10. ### math

A two dimensional picture of a circular onion ring is shown at the right. The inner radius of the onion ring is x cm. and the thickness of the ring is 1 cm. Which of the numbered choices represents the area, in square centimeters,

asked by Anonymous on December 23, 2013

More Similar Questions