Galvanised iron is
Question: Galvanised iron is
[A].
harder
protected from rusting
alumina coated iron
none of these
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
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In a reaction, the threshold energy is equal to (where, A = activation energy N = normal energy of reactants)
Question: In a reaction, the threshold energy is equal to (where, A = activation energy N = normal energy of reactants)
[A].A [B].
N [C].
A+N [D].
A-N Answer: Option C
Explanation:
No answer description available for this question.
Ammonium phosphate is a __________ fertiliser.
Question: Ammonium phosphate is a __________ fertiliser.
[A].nitrogenous [B].
phosphatic [C].
complex [D].
mixed Answer: Option D
Explanation:
No answer description available for this question.
In a muffle furnace, the muffle
Question: In a muffle furnace, the muffle
[A].retards the heat transfer. [B].
assists in temperature equalisation in the charge. [C].
permits the use of controlled atmosphere for the protection of stock. [D].
all (a), (b) and (c). Answer: Option D
Explanation:
No answer description available for this question.
For a fluid rotating at constant angular velocity about vertical axis as a rigid body, the pressure intensity varies as the
Question: For a fluid rotating at constant angular velocity about vertical axis as a rigid body, the pressure intensity varies as the
[A].square of the radial distance. [B].
radial distance linearly. [C].
inverse of the radial distance. [D].
elevation along vertical direction. Answer: Option A
Explanation:
No answer description available for this question.
Electrochemical corrosion can occur, only if __________ is present in contact with metal.
Question: Electrochemical corrosion can occur, only if __________ is present in contact with metal.
[A].air [B].
oxygen [C].
liquid medium [D].
gaseous medium Answer: Option C
Explanation:
No answer description available for this question.
Perspex is nothing but_____________________?
Perspex is nothing but_____________________?A. Acrylic sheet
B. An elastomer
C. An alloy of lead and tin
D. Aluminium foil clad with Bakelite