Q.
Select the correct statement
see full answer
Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!
Real Strategies. Real People. Real Success Stories - Just 1 call away
An Intiative by Sri Chaitanya
a
Retentivity of soft iron is less than that of steel.
b
Hysteresis loss per cycle per unit volume of soft iron is less than that of steel.
c
Coercivity of soft iron is less that that of steel.
d
Both (2) and (3) are correct.
answer is D.
(Unlock A.I Detailed Solution for FREE)
Ready to Test Your Skills?
Check your Performance Today with our Free Mock Test used by Toppers!
Take Free Test
Detailed Solution
Retentivity of soft iron is more than that of steel but coercivity of soft iron is less than that of steel, so option (3) is right. Again B-H curve of soft iron is very narrow and area enclosed by B-H curve is less than that of steel. Hence option (2) is also right.
Watch 3-min video & get full concept clarity