Earing is a defect found in steels after the following metal working operation ?

Related Mcqs:

Young’s modulus of a material is the measure of its ___________________?

A. Stiffness B. Malleability C. Creep resistance D. Tensile strength...

Which of the, following is not associated with the functioning of a petrol engine ?

A. Compression ignition system B. Spark plug C. Carburettor D. Otto cycle...

Difference at any instant between the value of the controlled variable and the set point is called the__________________?

A. Deviation B. Derivative time C. Error ratio D. Differential gap...

Pick out the wrong statement ?

A. A ferromagnetic material becomes paramagnetic above the ‘Curie temperature’ B. Permanent magnets are made of hard materials, whereas electromagnets require soft magnetic materials C. Soft magnetic materials (e.g., pure iron) have higher permeability and low hysterisis loss and coercive forces D. Tungsten steel and alnico are not hard magnetic materials...

Other parameters remaining same, the recrystallisation temperature of an alloy is lowered, when_________________?

A. Strain rate is increased B. Grain size is increased C. Prior cold deformation is increased D. Not affected by any of the above parameters...