Hydrochloric acid is _______________ corrosive to common metals?
Hydrochloric acid is _______________ corrosive to common metals?
A. Least
B. Not
C. Mildly
D. Highly
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Centrifugal pump made of pyrex or glass can’t be used to pump___________________?
Centrifugal pump made of pyrex or glass can’t be used to pump___________________?A. Milk and fruit juices
B. Alkaline solutions
C. Dilute H2SO4 at room temperature
D. BrineIn the Kraft process of sulphate paper pulp manufacture, the black liquor and the white liquor storage tank is made of
Question: In the Kraft process of sulphate paper pulp manufacture, the black liquor and the white liquor storage tank is made of
[A].concrete [B].
wood [C].
steel [D].
porcelain Answer: Option C
Explanation:
No answer description available for this question.
Clock pendulums are usually made of __________ steel.
Question: Clock pendulums are usually made of __________ steel.
[A].high speed [B].
stainless [C].
heat resisting [D].
none of these Answer: Option D
Explanation:
No answer description available for this question.
Constantan is an alloy of____________________?
Constantan is an alloy of____________________?A. Cu (55%) & Sn (45%)
B. Cu (55%) & Ni (45%)
C. Pt (95%) & Rh (10%)
D. Fe (80%) & Ni (20%)The formation of oxide film on a metal due to atmospheric exposure reduces its____________?
The formation of oxide film on a metal due to atmospheric exposure reduces its____________?A. Toughness
B. Stiffness
C. Creep limit
D. All A., B. & C.Hardest material so far found is
Question: Hardest material so far found is
[A].diamond [B].
graphite [C].
carborundum [D].
pumice stone Answer: Option A
Explanation:
No answer description available for this question.