A. Number
B. Weight
C. Radius
D. None of these
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Related Mcqs:
- Atomic _________________ of an element is a whole number ?
A. Weight
B. Number
C. Volume
D. Radius - _______________ is the most important element, which controls the physical properties of steel ?
A. Manganese
B. Silicon
C. Carbon
D. Vanadium - Nickel and ______________ are the alloying element added in steel to increase its toughness?
A. Molybdenum
B. Chromium
C. Vanadium
D. Silicon - The yield point phenomenon observed in annealed low carbon steel is due to the presence of the following element ?
A. Silicon
B. Carbon
C. Phosphorous
D. Chromium - Which of the following is not a principal alloying element for the structural steel ?
A. Molybdenum
B. Nickel
C. Manganese
D. Chromium - ______________ wire is never used for making the heating element ?
A. Nichrome
B. Kanthal
C. Invar
D. None of these - In a furnace with heating element temperature at 1700°C, the dominant mechanism of heat transfer will be__________________?
A. Conduction
B. Radiation
C. Natural convection
D. Forced convection - _______________ has a negative co-efficient of linear expansion?
A. Iron
B. Copper
C. Rubber
D. Nickel - Mho’s scale of hardness, which consists of 10 standard minerals is used for the measurement of _______________ hardness?
A. Scratch
B. Indentation
C. Dynamic
D. Rebound - Hot & cold working of material causes its _______________ deformation?
A. Visco-elastic
B. Isotropic
C. Elastic
D. Plastic
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