Entry Test MCQ :: Fluid Dynamics

1.  Coefficient of viscosity of honey is greater than
A. milk B. water
C. tarcoal D. water

2.  The dimensions of coefficient of visocisity are
A. ML-1T-1 B. M2L1T1
C. ML1T-1 D. M2L-1T-1

3.  Terminal velocity is
A. uniform B. maximum
C. uniform and maximum D. neither uniform nor maximum

4.  When body moves with terminal velocity the accereration in the body become
A. zero B. maximum
C. variable D. infinite

5.  Terminal velocity is given by equation
A. Vt = gr2?? B. Vt = 2gr2?/9?
C. Vt = gr2?/9? D. Vt = 9gr2?/2?

6.  Terminal velocity of the body is directly proportional to the
A. radius of the body B. diameter of the body
C. size of the body D. square of the diameter of the body

7.  The flow of ideal fluid is always
A. turbulent B. streamline
C. irregular D. straight line

8.  Drag force is given by
A. Newtons law B. Pascals law
C. Gauss law D. Stokes law

9.  When fluid is incompressible then
A. velocity of the fluid is constant B. flow of the fluid is straight line
C. density of the fluid is constant D. volume of the fluid is constant

10.  Irregular flow of fluid is called
A. streamline B. turbulent
C. uniform D. laminar

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