Cast iron compared to steel is better in__________________?

Question: 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].

brine.

Answer: Option B

Explanation:

No answer description available for this question.

Question: Duriron is
[A].

acid resistant, brittle and very hard.

[B].

high silicon iron.

[C].

prone to breakage due to thermal expansion because of its very high co-efficient of thermal expansion.

[D].

all (a), (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

Question: Atmospheric corrosion of metals result from their
[A].

slow oxidation

[B].

fast oxidation

[C].

fast hydration

[D].

slow dehydration

Answer: Option A

Explanation:

No answer description available for this question.