(a)value of R1(in ohm)=   
 
    4944.4444  
 
 (a)value of R2(in ohm)=   
 
    125.  
 
 (b)change in value of R2(in ohm)=   
 
    161.29032  
 
 (c)half scale deflection(in ohm)=   
 
    5006.1728  