Chemical formula of ‘salt cake’ is
Question: Chemical formula of ‘salt cake’ is
[A].
Na2SO4
CaSO4
MgSO4
BaSO4
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
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Heat is added at constant pressure in an ideal __________ cycle.
Question: Heat is added at constant pressure in an ideal __________ cycle.
[A].Stirling [B].
Brayton [C].
Rankine [D].
both (b) and (c) Answer: Option D
Explanation:
No answer description available for this question.
For an unstable equilibrium of a floating body (where, M = metacentre.)
Question: For an unstable equilibrium of a floating body (where, M = metacentre.)
[A].M is above G [B].
M is below G [C].
M & G coincide [D].
none of these Answer: Option B
Explanation:
No answer description available for this question.
Creep is not exhibited at low temperature by
Question: Creep is not exhibited at low temperature by
[A].rubber [B].
acrylics [C].
lead [D].
plastics Answer: Option C
Explanation:
No answer description available for this question.
Hydrocynic acid (HCN) is used as an insecticide for
Question: Hydrocynic acid (HCN) is used as an insecticide for
[A].controlling timber degradation by ants [B].
controlling poultry lice [C].
potato beetle [D].
citrus fruits Answer: Option D
Explanation:
No answer description available for this question.
Fertiliser plants get their N2 requirements
Question: Fertiliser plants get their N2 requirements
[A].by fractionation of liquified air. [B].
by dissociating oxides of nitrogen. [C].
from coal gas (coke oven gas). [D].
from producer gas. Answer: Option A
Explanation:
No answer description available for this question.
For the reaction, A + B 2B + C,
Question: For the reaction, A + B 2B + C,
[A].rA = rB [B].
rA = -rB [C].
rA = 2rB [D].
rA = rB/2 Answer: Option B
Explanation:
No answer description available for this question.