Unit of surface tension in S.I. unit is_________________?
Unit of surface tension in S.I. unit is_________________?
A. Watt/m
B. Joule/m2
C. Newton/m2
D. Joule/m
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Earing is a defect found in steels after the following metal working operation (s).
Question: Earing is a defect found in steels after the following metal working operation (s).
[A].Deep drawing [B].
Rolling [C].
Extrusion [D].
Wire drawing Answer: Option A
Explanation:
No answer description available for this question.
Ferromagnetic materials owe their properties to __________________ inner sub-shells ?
Ferromagnetic materials owe their properties to __________________ inner sub-shells ?A. Completely filled
B. Partially filled
C. Equally filled
D. Vacantα-rays are
Question: α-rays are
[A].negatively charged. [B].
positively charged. [C].
neutral. [D].
same as X-rays. Answer: Option B
Explanation:
No answer description available for this question.
Which of the following does not have a sharp melting point ?
Which of the following does not have a sharp melting point ?A. Thoria
B. Glass
C. Ice
D. Pig ironMaximum consumption of limestone is in the ____________________ industry?
Maximum consumption of limestone is in the ____________________ industry?A. Iron and steel
B. Cement
C. Glass
D. Fertiliser__________ test determines the yield strength, Young’s modulus of elasticity, percentage reduction in area & percentage elongation of a material.
Question: __________ test determines the yield strength, Young’s modulus of elasticity, percentage reduction in area & percentage elongation of a material.
[A].Tensile [B].
Fatigue [C].
Impact [D].
None of these Answer: Option A
Explanation:
No answer description available for this question.