What is the name of the nut which is a cap nut with spherical dome at the top?
(a) Dome nut
(b) Wing nut
(c) Flanged nut
(d) Cap nut
I had been asked this question by my school principal while I was bunking the class.
Question is from Nut and Washers in section Screw Threads & Screwed Fastening of Engineering Drawing