A. 180°
B. 212°
C. 32°
D. 273°
A. Followed by tempering or carburising
B. Preceded by its tempering
C. Done to get a soft ductile interior with a very hard surface
D. Carried out to get extreme hardness in its core
Case hardening of a material is__________________? Read More »
Chemical Engineering Basics A. Suspension
B. Emulsion
C. Gel
D. Solution
Milk is fat dispersed in water. It is an example of__________________? Read More »
Chemical Engineering Basics A. Aluminium
B. Brass
C. Cast iron
D. Steel
Cemented carbide tools are not suitable for cutting___________________? Read More »
Chemical Engineering Basics A. Grey
B. Nodular
C. Malleable
D. Spheroidal
Annealing of white cast iron produces _____________________ iron? Read More »
Chemical Engineering Basics A. Fuel cells
B. Photo voltaic cell
C. Magneto hydrodynamic generator
D. None of these
A. Ductile material
B. Hard materials
C. Brittle materials
D. Finishing cuts
A dense structure of grinding wheel is not used for the_____________________? Read More »
Chemical Engineering Basics A. Is trebled
B. Remains unchanged
C. Decreases by a factor of 3
D. Decreases by a factor of 1/3
A. 10
B. 50
C. 200
D. 1000
A. Octane number of fuel is decreased
B. Fuel supply for ignition is not sufficient
C. Vaporisation of the fuel is decreased
D. Pour point of fuel decreases
The starting of a car takes time in winter, because the__________________? Read More »
Chemical Engineering Basics