Does Aryton shunt=multirange ammeter?

[Chloeyi]

Homework Statement

Aryton shunt=multirange ammeter?

Homework Equations

How to do this question?
Design an Aryton shunt to provide an ammeter with a current range of 0-1mA,10mA,50mA and 100mA. A D'Arsoval movement with an internal resistance of 100ohm and full scale current of 50x10-6A is used.

The Attempt at a Solution

 

[berkeman]

Homework Statement

Aryton shunt=multirange ammeter?

Homework Equations

How to do this question?
Design an Aryton shunt to provide an ammeter with a current range of 0-1mA,10mA,50mA and 100mA. A D'Arsoval movement with an internal resistance of 100ohm and full scale current of 50x10-6A is used.

The Attempt at a Solution

Welcome to the PF. I did a google search on Aryton shunt, and the 3rd hit on the hit list looks to be a useful tutorial for you.

http://www.eng.uwi.tt/depts/elec/staff/fmuddeen/EE11A/Chapter3/Chapter3.2.pdf

Give that a read, and start working through the numbers for your problem. If you still have a specific question, post the details and the question here as a follow-up.