lanabarahmeh05 lanabarahmeh05
  • 03-06-2019
  • Physics
contestada

a cylindrical copper rod has resistance r its reformed to half its original length what is its new resistance

Respuesta :

Shin2112 Shin2112
  • 03-06-2019

Answer:

1/2 r

Explanation:

length is directly proportionate to resistance

with shorter length, the resistance is lower

Answer Link

Otras preguntas

what are four equivalent expressions for 50-10 , 42+18 , 24x-8x , 5n+15n , 4(2+7p) , and 3(6m+3)
What other property of the object increases as well?
Ross needs to buy a countertop for a laundry room. He calculated the area to be 12 square feet. The actual area is 11.8 square feet. What is Ross's percentage e
Water boils when its vapor pressure becomes equal to _________ pressure.
Help please Solving Systems Using Inspection How many solutions does this system of equations have? A. none B. exactly one C. exactly two D. infinitely many
What is 7 3/7- 2 8/21
What is 1\2 - 3\11 simplified?
greatest common factor of 69 and 46
Ross needs to buy a countertop for a laundry room. He calculated the area to be 12 square feet. The actual area is 11.8 square feet. What is Ross's percentage e
Lizzy bought 4 bags of apples at the store. Her mom gave her 8 more apples. Now Lizzy has 36 apples. How many apples were in each bag?