The temperature at which the magnetic property of iron disappears (i.e., it becomes nonmagnetic) and its electrical conductivity & specific heat also changes, is called the ‘Curie point’, which is ________________ °C ?

Related Mcqs:

Joining of thin foils is preferred to be done by _____________________?

A. Gamma rays B. X-rays C. Microwaves D. Gas welding...

Fatigue limit improvement by over stressing the metal by successively increasing the load is called coaxing. In fatigue failure, the material fails ?

A. Below the yield point B. Above the yield point C. Below the elastic limit D. At the elastic limit...

Which of the following is the most suitable material of construction for the condenser tubes, where the cooling medium is brine (salty water) ?

A. Aluminium B. Copper C. Titanium D. Stainless steel...

Hot extrusion process is not used for making____________________?

A. Cast iron pipe for domestic water supply B. Aluminium curtain rods C. Stainless steel tubes used in furnitures D. Any of these...

Out of the following, the alloy which has equal percentage of constituents, is__________________?

A. White metal B. Gun metal C. Duralumin D. Constantan...