Wednesday
July 23, 2014

Homework Help: math

Posted by kolapo on Saturday, August 7, 2010 at 7:18am.

a solid alumimium casting for a pulley consists of the discs each 1 1/2 cm thick of diameters 4 cm, 6 cm,and 8 cm.a central hole 2 cm in diameter is drilled out .if the density of the alumimium is 2.8g/cm^3,calculate the mass of the casting

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

math - Metal discs for pet collars have a diameter of 4cm. Each disc is 0.1cm ...
physics - An Atwood's machine consists of blocks of masses m1 = 13.0 kg and m2...
Math - A pair of belted pulleys have diameters of 20 inch and 16 inch ...
Physics - A special pulley has two discs with radii R1 = .8 m and R2 = .35 m. A ...
algebra - Suppose that you can spend $72 for compact discs and videos. Discs ...
Algebra - A store is selling compact discs for $10.50 and $8.50. You buy 10 ...
science - what is the height of a rock wall that is casting a 10ft shadow if a 6...
Algebra Grade 7 - a music store buys compactc discs for $12 each and sells them ...
physics - A curcial part of a piece of machinery starts as a flat uniform ...
Pre-Calculus - The graph of f(x)= (x^2 - 11x + 18)/(x-9) consists of a line and ...

Search
Members