The transistor is made of___________________?
The transistor is made of___________________?
A. silver
B. gold
C. copper
D. germanium
E. german silver
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In low carbon steels, __________ raises the yield point and improves the resistance to atmospheric corrosion.
Question: In low carbon steels, __________ raises the yield point and improves the resistance to atmospheric corrosion.
[A].sulphur [B].
phosphorus [C].
manganese [D].
silicon Answer: Option B
Explanation:
No answer description available for this question.
The composition of silver solder is ___________________?
The composition of silver solder is ___________________?A. silver, copper, zinc
B. silver, tin, nickel
C. silver, lead, zinc
D. silver, copper, aluminium
E. silver, lead, tinThe hardness of steel primarily depends on _____________________?
The hardness of steel primarily depends on _____________________?A. %age of carbon
B. %age of alloying elements
C. heat treatment employed
D. method of manufacture
E. shape of carbides and their distribution in ironParamagnetic alpha iron changes to gamma iron at_______________?
Paramagnetic alpha iron changes to gamma iron at_______________?A. 770°C
B. 910°C
C. 1440°C
D. 1539°C
E. none of the aboveFace centred cubic space lattice is found in gamma-iron, aluminium, copper, lead, silver and nickel.
Question: Face centred cubic space lattice is found in gamma-iron, aluminium, copper, lead, silver and nickel.
[A].True [B].
False Answer: Option A
Explanation:
No answer description available for this question.
The alloy used for making electrical resistances and heating elements is____________________?
The alloy used for making electrical resistances and heating elements is____________________?A. nichrome
B. invar
C. magnin
D. elinvar
E. peiminvar