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

Related Mcqs:

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

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

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

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

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

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

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

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

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

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

6. A rectangular surface 3′ × 4′, has the lower 3 edge horizontal and 6′ below a free oil surface (sp. gr. 0.8). The surface inclination is 300 with the horizontal. The force on one side of the surface is (where, y = specific weight of water) ?

   A. 39.6y
   B. 48y
   C. 49.2y
   D. 58y

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

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

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

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

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 dimension of surface tension is________________?

    A. ML-2
    B. MT-2
    C. MLT-2
    D. ML-2T