MATERIALS AND CONSTRUCTION QUIZ

Creep is not exhibited at low temperature by

Rubber

Plastics

Acrylics

Lead

TRUE ANSWER : ?
YOUR ANSWER : ?

A material no longer behaves elastically beyond

Breaking load

Elastic limit

Plastic limit

Limiting load

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is the most suitable material of construction for evaporator & its tubes for concentrating NaOH solution to 70%?

Cast iron

Karbate

Steel

Nickel

TRUE ANSWER : ?
YOUR ANSWER : ?

Which is an amorphous material?

Cast iron

Mica

Glass

Brass

TRUE ANSWER : ?
YOUR ANSWER : ?

An alloy of iron containing 4% carbon is called

Wrought iron

None of these

Mild steel

High carbon steel

TRUE ANSWER : ?
YOUR ANSWER : ?

Tempering of steel is done to make it

Brittle

Soft

Hard

Rollable

TRUE ANSWER : ?
YOUR ANSWER : ?

Wrought iron is a suitable material of construction for handling __________ solutions.

None of these

Concentrated acidic

Dilute acidic

Alkalis & alkaline

TRUE ANSWER : ?
YOUR ANSWER : ?

Dead mild steel, which contains 0.10 to 0.15 percent carbon is used for making

Flanges

Shafts

Gears

Shear blades

TRUE ANSWER : ?
YOUR ANSWER : ?

The softest material in Mho's scale (for measuring hardness) is

None of these

Gypsum

Rubber

Talc

TRUE ANSWER : ?
YOUR ANSWER : ?

A measure of toughness of a material is its

Ultimate strength

Area under stress-strain diagram

Percentage elongation

Yield strength

TRUE ANSWER : ?
YOUR ANSWER : ?

↑