Materials and Construction MCQs
Practice free Materials and Construction multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 470 questions — no login required.
Question 19easy
Which of the following is produced by condensation polymerisation?
Question 20easy
Presence of even very minute amount (say 0.1%) of __________ in copper, reduces its electrical conductivity very seriously.
Question 21easy
Thermometer bulb & capillary in case of mercury filled pressure spring expansion thermometer is normally made of __________ as mercury does not amalgamate with it.
Advertisement
Question 22easy
High resistance electrical heating elements/wire are not made of
Question 23easy
The material used in the filament of electric bulbs is
Question 24easy
The main purpose of galvanising iron sheets is to
Advertisement
Question 25easy
Which of the following metals in not used for coating of the base metal to guard it against corrosion?
Question 26easy
__________ is a donor impurity for semi-conductors.
Question 27easy
Hydrochloric acid is stored in a __________ steel vessel.