college algebra
 👍 0
 👎 0
 👁 134

 👍 0
 👎 0
posted by Reiny
Respond to this Question
Similar Questions

Math
The electrical resistance of a wire waves directly as its length & inversely as the square of its diameter if a wire 30m long and 0.75mm in diameter has a resistance of 25ohms , find the length of a wire of the same material whose
asked by Helena on January 29, 2016 
Algebra joint, inverse and direct variation
Urgent! If t varies inversely as the cube of z and directly as the square of r, and t=4 when z=3 and r=6, find t when z=6 and r=9. T= k (square) r/(cubed) z 4=k (square) 6/ (cubed) 3 The electrical conductance of a wire varies
asked by George Smith on February 20, 2016 
Algebra
If t varies inversely as the cube of z and directly as the square of r, and t=4 when z=3 and r=6, find 9. T= k (square) r/(cubed) z 4=k (square) 6/ (cubed) 3 The electrical conductance of a wire varies directly as the square of
asked by George on February 20, 2016 
Algebra
If t varies inversely as the cube of z and directly as the square of r, and t=4 when z=3 and r=6, find 9. T= k (square) r/(cubed) z 4=k (square) 6/ (cubed) 3 The electrical conductance of a wire varies directly as the square of
asked by George on February 20, 2016 
algebra
A three quarter inch wire has 12 ohms resistance. How much resistance has the same length of halfinch wire, if resistance varies inversely as the square of the diameter?
asked by Don on May 23, 2014 
maths
the electrical resistance of a wire varies inversely as the square of the radius.if the resistance is 0.24ohms the radius is 0.05. Find the resistance when the radius is 0.04. Solve using variation
asked by chinaemerem on April 24, 2017 
Math
The resistance(r)of a wire varies directly as the length(L)of the wire and inversely as the square of the diameter(d). If the resistance is 9ohms in 50ft of wire that has a diameter of 0.05in, find the resistance in 50ft of a
asked by Amber on September 22, 2006 
AP Physics
A certain length of wire has a resistance of 21 ohms. This wire is melted down and from the same volume of material a new wire is formed that is three times longer than the original wire. What is the resistance of a new wire?
asked by SARAHM on April 12, 2016 
physics
A 50.0g sample of a conducting material is all that is available. The resistivity of the material is measured to be 11~ 108 ƒ¶m and the density is 7.86 g/cm3. The material is to be shaped into a solid cylindrical wire that
asked by Amber on November 15, 2012 
Physics II
A 51.0 g sample of a conducting material is all that is available. The resistivity of the material is measured to be 12 108 · m, and the density is 7.67 g/cm3. The material is to be shaped into a solid cylindrical wire that has
asked by Stephanie on March 7, 2013