Malleable
Whitish in color
Brittle
Strong and hard
✅ The correct answer is option A.
Engineering
Boost your preparation with the latest Engineering MCQs with answers and explanations. Our collection covers civil engineering, electrical engineering, mechanical engineering, electronics, software engineering, and other core subjects. These multiple-choice questions are designed for students, competitive exam aspirants, and professionals preparing for NTS, PPSC, FPSC, CSS, PMS, PEC exams, university entry tests, and job interviews. Practice online with updated Engineering MCQs to strengthen concepts, improve technical knowledge, and perform better in exams and recruitment tests.
1802. Hydrochloric acid absorber in made of
Cast iron
Mild steel
Karbate
Stainless steel
✅ The correct answer is option C.
1803. Galvanising is not a zinc diffusion process. A zinc diffusion process is termed as
Sheradising
Parkerising
Anodising
None of these
✅ The correct answer is option A.
1804. Polythene (low or high density) containers are not corroded by
Sulphuric acid (10%) at room temperature
Nitric acid (95%) at room temperature
Sulphur trioxide at 60°C
Any of these
✅ The correct answer is option A.
1805. __________ is used for determining the tensile strength of steels.
Hydraulic press
Universal testing machine
Mechanical press
None of these
✅ The correct answer is option B.
1806. Ball bearings are normally made of __________ steel.
High speed
High carbon
Chrome
Silicon
✅ The correct answer is option C.
1807. Addition of 2% nickel in steel makes it suitable for making
Electronic valves
Boiler plates, rivets etc
Turbine blades
Connecting rod
✅ The correct answer is option B.
1808. Plastics are
Used in very high temperature applications
Non-biodegradable
Not suitable for drainage pipe manufacture
All of the above
✅ The correct answer is option B.
1809. The formation of oxide film on a metal due to atmospheric exposure reduces its
Toughness
Stiffness
Creep limit
All of the above
✅ The correct answer is option C.
1810. Bronze is an alloy of copper and
Lead
Tin
Nickel
Zinc
✅ The correct answer is option B.