A. Compressive strength
B. Hardness
C. Abrasion resistance
D. Impact strength
Related Mcqs:
- Spherical shape of mercury droplets is due to its____________________?
A. High viscosity
B. Low surface tension
C. High density
D. High surface tension - Tempering of a material does not improve its____________________?
A. Machinability
B. Toughness
C. Internal stress level
D. Softness - Softening of hardened steel is done by its____________________?
A. Normalising
B. Tempering
C. Annealing
D. Carburising - Use of water as a manometric liquid suffers from the disadvantage of its____________________?
A. Low vapour pressure
B. Corrosive nature
C. High vapour pressure
D. High boiling point - Volumetric composition of flue gas analysed with the Orsat apparatus is : CO2 = 12%, O2 = 8%, CO = nil, N2 = 80%. This flue gas composition indicates that_________________?
A. Pure oxygen has been used for combustion
B. Nitrogen percentage in the fuel is very high
C. Excess air has been used for combustion
D. Hydrogen is not present in the fuel - Which of the following has the highest value of refractive index ?
A. Brine (sea water)
B. Diamond
C. Distilled water
D. Glass - Out of the following the refractive index is the highest for____________________?
A. Glass
B. Diamond
C. Brine
D. Kerosene - In case of compression of one kg of air, the work done will be the least, when the value of polytropic index ‘n’ is______________________?
A. 1
B. 1.4
C. 1.5
D. Y = Cp/Cv - Hot & cold working of material causes its _______________ deformation?
A. Visco-elastic
B. Isotropic
C. Elastic
D. Plastic - Depreciation of machines fails under the indirect expenses head. As per income tax regulations, it is calculated by the __________________ method?
A. Diminishing balance
B. Sinking fund
C. Multiple straight line
D. Sum of the years digit
