Electromagnetic radiations propagate in vacuum with a velocity of __________ metre/second.

Question: An “orange peel” effect is observed
[A].

as a defect during metal casting/ welding.

[B].

during deep drawing of metallic sheet having large grain size.

[C].

during faulty heat treatment of steel.

[D].

during extrusion of metal through a die.

Answer: Option B

Explanation:

No answer description available for this question.