Which of the following comprises of hydrocarbons ?
Which of the following comprises of hydrocarbons ?
A. Mica flakes
B. Glass
C. Rubber
D. None of these
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Corrosion resisting properties of cast iron are significantly improved by the addition of 12 – 15% of
Question: Corrosion resisting properties of cast iron are significantly improved by the addition of 12 – 15% of
[A].tungsten [B].
vanadium [C].
silicon [D].
all (a), (b) & (c) Answer: Option C
Explanation:
No answer description available for this question.
The specific gravity of coal depends mainly on its ______________ content?
The specific gravity of coal depends mainly on its ______________ content?A. Carbon
B. Volatile matter
C. Ash
D. MoistureWhich has the maximum melting point out of the following ?
Which has the maximum melting point out of the following ?A. Steel
B. Cast iron
C. Stainless steel
D. Wrought ironFor storing water and acid free benzol, use a __________ vessel.
Question: For storing water and acid free benzol, use a __________ vessel.
[A].steel [B].
karbate [C].
stainless steel [D].
none of these Answer: Option A
Explanation:
No answer description available for this question.
How many atoms are there per unit cell in a body centred cubic lattice system ?
How many atoms are there per unit cell in a body centred cubic lattice system ?A. 6
B. 5
C. 3
D. 2Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its ______________________?
Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its ______________________?A. High co-efficient of thermal expansion
B. Low thermal conductivity
C. High corrosion resistance
D. All A., B. and C.