1000+ Manufacturing, Industrial & Maintenance Engineering Quiz Questions - 1

Question: 1

In arc welding, arc is created between the electrode and work by

(A) contact resistance

(B) electrical energy

(C) flow of current

(D) voltage

Question: 2

In resistance welding, the pressure is released

(A) after the weld cools

(B) after completion of current

(C) the pressure is never applied

(D) just at the time of passing the current

Question: 3

TIG welding is best suited for welding

(A) aluminium

(B) silver

(C) carbon steel

(D) stainless steel

(E) mild steel

Question: 4

The strength of a property welded joint as compared to the base metal would be

(A) unpredictable

(B) same

(C) less

(D) more

Question: 5

In gas welding the combustion takes place by mixing oxygen with

(A) fuel gas

(B) hydrogen

(C) CO

(D) mixture of several gases