Well Posed Problems MCQ

Test your knowledge with important Well Posed Problems MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Well Posed Problems MCQs at Bissoy

• What is the problem in solving flows with Mach numbers around and above 1?
  ক

  Mach number

  খ

  Compressibility

  গ

  Continuity

  ঘ

  Pressure
• What happens with the over-specification of boundary conditions?
  ক

  Infinite solutions

  খ

  Unique solutions

  গ

  Unphysical solutions

  ঘ

  No solution
• Under-specification of boundary conditions gives rise to _____________
  ক

  solution equal to zero

  খ

  no solution

  গ

  a unique solution

  ঘ

  n-number of solutions
• What is the problem in modelling flows with high Reynolds number?
  ক

  A mixture of viscous and inviscid flow regions

  খ

  A mixture of subsonic and supersonic flow regions

  গ

  A mixture of elliptic and parabolic flows

  ঘ

  A mixture of elliptic and hyperbolic flows
• CFD solutions are excellent for flows with _____________ Note: ‘M’ is the Mach number of the flow.
  ক

  M > 1

  খ

  M < 1

  গ

  M = 1

  ঘ

  M > 5
• The flow variables for a/ an _____________ should be solved simultaneously with the flow variables at all other points in the domain.
  ক

  Hyperbolic flow

  খ

  Elliptic flow

  গ

  Parabolic flow

  ঘ

  Mixed flow
• Which kind of flows need an initial condition?
  ক

  Parabolic and hyperbolic

  খ

  Hyperbolic and elliptic

  গ

  Elliptic and Parabolic

  ঘ

  Elliptic
• Which of these mathematical models suit unsteady Navier-Stokes equations?
  ক

  Elliptic

  খ

  Hyperbolic

  গ

  Parabolic

  ঘ

  Mixed
• What is the difficulty in modelling supersonic blunt body problem?
  ক

  The PDE cannot be solved

  খ

  A PDE cannot be formed

  গ

  Mixed flow behaviour

  ঘ

  Boundary conditions cannot be formed
• When can we say that a problem is suitable to be solved using CFD?
  ক

  The PDE has no solution

  খ

  The solution to PDE is unique and it depends continuously on the initial and boundary conditions

  গ

  The PDE has more than one solution

  ঘ

  The solution to PDE is unique and independent of the initial and boundary conditions