Which of the following will happen if the thickness of refractory wall of furnace is increased ?

Related Mcqs:

_________ has the highest value of thermal conductivity?

A. Copper B. Aluminium C. Brass D. Steel...

In induction heating ___________ is abnormally high?

A. phase angle B. frequency C. current D. voltage...

By which of the following methods the temperature inside arc nace can be varied ?

A. By disconnecting some of the heating elements B. By varying the operating voltage C. By varying the current through heating elements D. By any of the above method...

By the use of which of the following, high frequency power supply for induction furnaces can be obtained ?

A. Coreless transformers B. Current transformers C. Motor-generator set D. Multi-phase transformer...

In arc furnace the function of choke is______________?

A. to stabilize the arc B. to imprpve, power factor C. to reduce severity of the surge D. none of the above...