A. Elastic limit
B. Ultimate tensile strength
C. Young’s modulus
D. Endurance limit
✅ The correct answer is option D.
Engineering MCQs
The velocity at which individual particles from a fluidised bed are carried away by the fluid passing through it, is defined as the
A. Minimum fluidisation velocity
B. Terminal velocity
C. Elutriation velocity
D. Superficial velocity
✅ The correct answer is option C.
Styrofoam is the commercial name of
A. Polyurathene
B. Polystyrene
C. Polyacrylonitrile
D. Polybutadiene
✅ The correct answer is option B.
Castability of aluminium is increased by the addition of __________ in it.
A. Silicon
B. Manganese
C. Bismuth
D. Lead
✅ The correct answer is option A.
Dezincification is a form of corrosion, which specifically applies to
A. Steel
B. Brass
C. Stainless steel
D. Babbit metal
✅ The correct answer is option B.
The highest stress that a material can withstand for a specified length of time without excessive deformation is called the __________ strength.
A. Creep
B. Endurance
C. Fatigue
D. None of these
✅ The correct answer is option A.
__________ test is the appropriate test to determine whether a material is ductile or brittle.
A. Impact
B. Cupping
C. Hardness
D. Tensile
✅ The correct answer is option A.
Hard magnetic materials have high
A. Coercive force
B. Residual magnetic induction
C. Both A & B
D. Neither A nor B
✅ The correct answer is option C.
The velocity of sound in air is independent of changes in its
A. Humidity
B. Pressure
C. Temperature
D. None of these
✅ The correct answer is option B.
__________ is the most suitable lubricant for drawing mild steel wires?
A. Kerosene
B. Water
C. Sodium stearate
D. Lime water
✅ The correct answer is option C.