The ratio of inertial forces to viscous forces is called the ______________ number?

Related Mcqs:

1. The ratio of inertial forces to gravity forces is called the ______________ number?

   A. Mach
   B. Froude
   C. Euler
   D. Weber

2. The ratio of pressure forces to inertial forces is called the _______________ number?

   A. Froude
   B. Euler
   C. Reynold
   D. Mach

3. Ratio of inertial forces to surface tension forces is called the _____________ number?

   A. Euler
   B. Froude
   C. Mach
   D. Weber

4. The ratio of inertial forces to elastic forces is called the __________ number?

   A. Reynolds
   B. Mach
   C. Euler
   D. Weber

5. The pressure co-efficient is the ratio of pressure forces to ______________ forces?

   A. Viscous
   B. Inertial
   C. Gravity
   D. Surface tension

6. Weber number is the ratio of inertial force to _____________ force?

   A. Surface tension
   B. Gravity
   C. Viscous
   D. Elastic

7. Pressure co-efficient is the ratio of pressure forces to __________________________ forces?

   A. Gravity
   B. Inertial
   C. Viscous
   D. None of these

8. What is the ratio of the velocity at the axis of the pipe to the mean velocity of flow in case of pipe flow under viscous condition ?

   A. 0.5
   B. 0.67
   C. 1
   D. 2

9. Forces acting on a particle settling in fluid are _____________ forces?

   A. Gravitational & buoyant
   B. Centrifugal & drag
   C. Gravitational or centrifugal buoyant drag
   D. External, drag & viscous

10. The pressure at a point in a fluid is not the same in all directions, when the fluid is viscous and___________________?

    A. Moving
    B. Static
    C. Cold
    D. Hot