Largest constituent of coke oven gas is
Question: Largest constituent of coke oven gas is
[A].
N2
H2
CH4
CO2
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
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On decreasing the grain size of a polycrys-talline material, the property most likely to deteriorate is
Question: On decreasing the grain size of a polycrys-talline material, the property most likely to deteriorate is
[A].creep [B].
toughness [C].
tensile strength [D].
fatigue Answer: Option B
Explanation:
No answer description available for this question.
Heat of formation of an element in its standard state is
Question: Heat of formation of an element in its standard state is
[A].0 [B].
< 0 [C].
> 0 [D].
a function of pressure Answer: Option A
Explanation:
No answer description available for this question.
BET apparatus is used to determine the
Question: BET apparatus is used to determine the
[A].specific surface of a porous catalyst. [B].
pore size distribution. [C].
pore diameter. [D].
porosity of the catalyst bed. Answer: Option A
Explanation:
No answer description available for this question.
Boiling of water containing temporary hardness produces
Question: Boiling of water containing temporary hardness produces
[A].CO2 [B].
CaSO4 [C].
CaHCO3 [D].
none of these Answer: Option A
Explanation:
No answer description available for this question.
Mercury is an ideal barometric fluid mainly due to its
Question: Mercury is an ideal barometric fluid mainly due to its
[A].high density. [B].
low compressibility. [C].
low capillary action. [D].
very low vapor pressure. Answer: Option D
Explanation:
No answer description available for this question.
For maximum discharge through a chimney, its height should be___________________?
For maximum discharge through a chimney, its height should be___________________?A. 200 meters
B. Infinitely long
C. More than 105.7 metres
D. Equal to the height of the hot gas column producing draught