The breast water wheels are those in which the wheel runs partly by the weight of water and partly by the impulse of water.

Question: Grey cast iron has
[A].

carbon in the form of free graphite

[B].

high tensile strength

[C].

low compressive strength

[D].

all of these

Answer: Option A

Explanation:

No answer description available for this question.

Question: The carbon in the pig iron varies from
[A].

0.1 to 0.5%

[B].

0.5 to 1%

[C].

1 to 5%

[D].

5 to 10%

Answer: Option C

Explanation:

No answer description available for this question.

Question: Duplex process of steel making is a combination of
[A].

basic bessemer and acid open hearth processes

[B].

acid bessemer and basic open hearth processes

[C].

acid bessemer and acid open hearth processes

[D].

basic bessemer and basic open hearth processes

Answer: Option B

Explanation:

No answer description available for this question.

Question: Bronze is an alloy of
[A].

copper and zinc

[B].

copper and tin

[C].

copper, tin and zinc

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.