The micro structure of hypoeutectic alloys at room temperature consis – McqOptions

MCQOPTIONS

1.	The micro structure of hypoeutectic alloys at room temperature consists of ________
A.	Proeutectic β and α
B.	Eutectic mixture (α+β)
C.	Proeutectic β and eutectic mixture (α+β)
D.	Proeutectic α and eutectic mixture (α+β)
Answer» E.

Discussion

No Comment Found

Related MCQs

A 34.6% Pb-Sn alloy is cooled just below the eutectic temperature (183°C). What is the fraction of proeutectic α and eutectic mixture (α+β)?
Any composition left of point c or right of point d will cool and solidify like a _______
At the eutectic point (e) the eutectic reaction proceeds at a constant temperature as ________
The inflection in the cooling curve between points a and e is due to _________
At point b, the α (alpha) fraction is given by the lever rule as ________
Crystals of which material begin to form at point a from the figure?
The micro structure of hypoeutectic alloys at room temperature consists of ________
What is the point at which three phases (L+α+β) coexist at point E?
What is the line that defines the solubility limit of A in B and B in A from the figure?
The_inflection_in_the_cooling_curve_between_points_a_and_e_is_due_to__________$