Which follows Newton
Which needs a minimum shear, before it starts deforming
For which shear & deformation are related as T = μ ∂u/∂y
None of these
✅ The correct answer is option C.
Chemical Engineering MCQs
The unit of bulk modulus of elasticity for a liquid in S.I. unit is
N
N/m
N/m²
N/m³
✅ The correct answer is option C.
A globe valve is the most suitable for applications, in which
Fluid flow control is required
Fluid contains dispersed solid particles
Valve is required to be either fully open or fully closed
One way flow is required
✅ The correct answer is option A.
Multistage compressors are used in industry, because they
Reduce the cost of compressor
Reduce the size requirement
Resemble closely to isothermal compression
Are easy to control
✅ The correct answer is option C.
Air vessel fitted to a reciprocating pump
Increases the work done
Decreases the work done
Causes cavitation
Results in non-uniform discharge
✅ The correct answer is option B.
Which of the following properties of a fluid is responsible for offering resistance to shear?
Surface tension
Viscosity
Specific gravity
All of the above
✅ The correct answer is option B.
Pitot tube measures the __________ of a fluid.
Pressure
Average velocity
Average flow rate
Point velocity
✅ The correct answer is option D.
The hydraulic diameter of an annulus of inner and outer radii Ri and Ro respectively is
4(Ro-Ri)
√(Ro-Ri)
2(Ro-Ri)
Ro + Ri
✅ The correct answer is option C.
Sewage sludge is __________ type of non-Newtonion fluid.
Dilatant
Bingham plastic
Pseudo plastic
None of these
✅ The correct answer is option B.
The co-efficient of discharge of an orificemeter is a function of
Reynolds number at the orifice
Ratio of orifice dia to pipe dia
Both A and B
None of the above parameters, and has a constant value of 0.61
✅ The correct answer is option C.