Materials and Components - Engineering

Q1:

An iron specimen has µr = 1000 when B = 0.3 T. If B = 0.35 T, µr

A will be 1000

B will be less than 1000

C will be more than 1000

D may be more or less than 1000

ANS:D - may be more or less than 1000

Isn't it is option C?

(0.3/.35) = (1000/x).
X = 1166.67.