Fluid Mechanics MCQ Questions & Answers

11

Curve III in the above diagram represents a/an

A) Dilatent fluid B) Pseudo plastic fluid C) Ideal plastic D) None of these

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

12

A hydraulic ram acts as a/an __________ pump.

A) Centrifugal B) Reciprocating C) Impulse D) Parallel cylinder

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

13

The capacity of an accumulator is the maximum

A) Energy which it can store B) Discharge which it can deliver C) Liquid which it can store D) None of these

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

14

The inherent characteristic of an equal percentage valve relating flow rate 'q' with valve stem movement 'x' are described by the equation

A) $$\frac{{{\text{dq}}}}{{{\text{dx}}}} = {\text{K}}$$ B) $$\frac{{{\text{dq}}}}{{{\text{dx}}}} = {\text{K}} \times {\text{q}}$$ C) $$\frac{{{\text{dq}}}}{{{\text{dx}}}} = \frac{{\text{K}}}{{\text{q}}}$$ D) $$\frac{{{\text{dq}}}}{{{\text{dx}}}} = {\text{K}} \times {{\text{q}}^2}$$

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

15

What is the value of Fanning friction factor f ' for smooth pipe at N_Re = 10⁶ approximately?

A) 0.003 B) 0.01 C) 0.1 D) 0.3

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

16

For an unstable equilibrium of a floating body (where, M = metacentre.)

A) M is above G B) M is below G C) M & G coincide D) None of these

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

17

Drag force acting on a body does not depend upon the

A) Density of the fluid B) Density of the body C) Velocity of the body D) Projected area of the body

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

18

For an incompressible fluid, the bulk modulus of elasticity is

A) 5 kg/m³ B) $$\infty $$ N/m² C) 1 N D) 0 N/m

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

19

Very small pressure difference (< 5 mm water coloumn) can be most conveniently measured by a/an __________ manometer.

A) U-tube water B) U-tube mercury C) Inclined tube mercury D) Inclined tube water

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

20

A fluid which has a linear relationship between the magnitude of applied shear-stress and the resulting rate of deformation is called a/an __________ fluid.

A) Newtonion B) Non-Newtonion C) Ideal D) Incompressible

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Fluid Mechanics MCQ Questions & Answers | Chemical Engineering