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SOLVED
17-Peridot

## Solve diagonal resistance of resistor mesh.

R(1*1)=1, R(2*2)=3/2. How about R(3*3),R(4*4) and R(5*5)?

1 ACCEPTED SOLUTION

Accepted Solutions
17-Peridot
(To:ValeryOchkov)

# Approximate expression of diagonal resistance of x*x resistor mesh by Mathcad Prime 6.0.

24 REPLIES 24
24-Ruby I
(To:ttokoro)

17-Peridot
(To:ValeryOchkov)

17-Peridot
(To:ttokoro)

# Approximate expression of diagonal resistance of (0,0)-(x,x) of infinity resistor mesh by Mathcad.

17-Peridot
(To:ttokoro)

The answers from 16x16 mesh to 30x30 mesh.

17-Peridot
(To:ttokoro)

17-Peridot
(To:ttokoro)

4*4,5*5,6*6,7*7,8*8=

17-Peridot
(To:ttokoro)
17-Peridot
(To:ttokoro)

Resistor mesh of 50x50

17-Peridot
(To:ttokoro)

Resistor mesh of 200x200. This is my limit of evaluation of Mathcad Prime 6.

17-Peridot
(To:ttokoro)

250x250

17-Peridot
(To:ttokoro)

Solve diagonal resistance of resistor 2*3 mesh. This is good question for university students.

17-Peridot
(To:ttokoro)

17-Peridot
(To:ttokoro)

17-Peridot
(To:ttokoro)

17-Peridot
(To:ttokoro)

A. J. W. Duijvestijn, "SIMPLE PERFECT SQUARED SQUARES AND 2 x 1 SQUARED RECTANGLES OF ORDER 25" Math. Comp. 62 , pp. 325–332, 1994.

17-Peridot
(To:ttokoro)

R2D(10000*10000)=11.804

R2D(20000*20000)=12.687   ohm.

17-Peridot
(To:ttokoro)

Diagonal resistance of resistor mesh 50000x50000 is 13.854 ohm. 20 min. to solve the mesh.

17-Peridot
(To:ttokoro)

Now all 2D resistor mesh electric circuits are solved. Not only diagonal resistance but also any two point of nodes of the circuit.

17-Peridot
(To:ttokoro)

Diagonal resistance of Triangle resistor mesh of 1 ohm.

n=1 blue is 1*2/(1+2)=2/3 ohm.

n=2 green is 10/9 ohm.

n=3 red is 10/7 ohm.

Do you know the answer of n=4 ?  The resistance of node (0,0) to (4,0).

17-Peridot
(To:ttokoro)

17-Peridot
(To:ttokoro)

Can you solve the (0,0)-(3,0) resistance?

17-Peridot
(To:ttokoro)

The one of 10*10.

The potential views of the one of 40*40 register mesh.

17-Peridot
(To:ttokoro)

17-Peridot
(To:ttokoro)

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