Common house hold glass (i.e., soda-lime glass) is a/an _____________ material?

Question: Iron rust is
[A].

ferrous oxide.

[B].

hydrated ferric oxide.

[C].

powdered iron.

[D].

ferric sulphide.

Answer: Option B

Explanation:

No answer description available for this question.

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: Anodic material used for the cathodic protection of underground buried steel pipeline is
[A].

nickel or copper

[B].

zinc or magnesium

[C].

bronze

[D].

brass

Answer: Option B

Explanation:

No answer description available for this question.

Question: German silver in an alloy of
[A].

copper, nickel and zinc.

[B].

copper, aluminium and silver.

[C].

silver, zinc and aluminium.

[D].

silver, nickel and zinc.

Answer: Option A

Explanation:

No answer description available for this question.