Desalination of water__________________?
A. Makes it potable
B. Makes it non-potable
C. Means distillation of water
D. None of these
Chemical Engineering Basics
_______________ is a non volatile film forming constituent of a paint ?
_______________ is a non volatile film forming constituent of a paint ?
A. Thinner
B. Dryer
C. Drying oil
D. None of these
The mechanism involved in the removal of metal in drilling operation is by_________________?
The mechanism involved in the removal of metal in drilling operation is by_________________?
A. Compression
B. Extrusion
C. Shearing
D. Both B & C
Out of the following _______________ iron has the best capability to bear sudden & excessive shocks?
Out of the following _______________ iron has the best capability to bear sudden & excessive shocks?
A. White
B. Cast
C. Wrought
D. Pig
Which one is neutral in character ?
Which one is neutral in character ?
A. N2O4
B. N2O
C. N2O5
D. N2O3
The normal stress is the same in all directions at a point in a fluid, only when the fluid__________________?
The normal stress is the same in all directions at a point in a fluid, only when the fluid__________________?
A. Is at rest & has zero viscosity
B. Is frictionless
C. Fluid layer has no motion relative to an adjacent layer of fluid
D. is incompressible & frictionless
Hot extrusion of aluminium is done in the temperature range of ________________ °C ?
Hot extrusion of aluminium is done in the temperature range of ________________ °C ?
A. 550-600
B. 450-500
C. 350-400
D. 250-300
Diameter of the rivet to be provided on a 20 mm. thick boiler plate will be ______________ mm?
Diameter of the rivet to be provided on a 20 mm. thick boiler plate will be ______________ mm?
A. 10
B. 20
C. 30
D. 40
What is the pH of distilled water ?
What is the pH of distilled water ?
A. 0
B. 1
C. 7
D. 14
Nusselt number is related to the Reynolds number (Re) in turbulent & laminar flow respectively as______________________?
Nusselt number is related to the Reynolds number (Re) in turbulent & laminar flow respectively as______________________?
A. Re0.5, Re0.8
B. Re0.8, Re-0.5
C. Re0.8, Re0.5
D. Re-0.8, Re0.5