Q.1
##### What is fluid mechanics?
• a) Study of fluid behaviour at rest
• b) Study of fluid behaviour in motion
• c) Study of fluid behaviour at rest and in motion
• d) Study of fluid behaviour at rest and in motion
Q.2
##### Which of the following is the basic principle of fluid mechanics?
• a) Momentum principle
• b) Energy equation
• c) Continuity equation
• d) All of the mentioned
Q.3
##### What is fluid mechanics used for?
• a) Fluid mechanics enables to comprehend the behaviour of solid fluids under pressure
• b) Fluid mechanics enables to comprehend the behaviour of fluids under a variety of forces & atmospheric conditions
• c) Fluid mechanics enables to comprehend the behaviour of fluids under various temperatures only
• d) None of the mentioned
Q.4
##### If a person studies about a fluid which is at rest, what will you call his domain of study?
• a) Fluid Dynamics
• b) Fluid Mechanics
• c) Fluid Statics
• d) Fluid Kinematics
Q.5
• a) Ar
• b) A
• c) a
• d) AR
Q.6
##### Which of the following method is used exclusively in fluid mechanics?
• a) Eulerian method
• b) Lagrangian method
• c) Neither Lagrangian nor Eulerian method
• d) Both Lagrangian and Eulerian methods
Q.7
##### Which of the following method is most commonly used in fluid mechanics for analysis?
• a) Eulerian Method
• b) Control volume analysis
• c) Langragian method
• d) None of the mentioned
Q.8
##### When is a fluid called turbulent?
• a) High viscosity of fluid
• b) Reynolds number is greater than 2000
• c) Reynolds number is less than 2000
• d) The density of the fluid is low
Q.9
• a) ba
• b) b
• c) Bi
• d) Bl
Q.10
• a) unity
• b) constant
• c) infinite
• d) zero
Q.11
• a) Ar
• b) A
• c) a
• d) AR
Q.12
##### Which among the following is referred to as the temperature at a stagnation point in the flow of fluids in fluid mechanics and thermodynamics.
• a) Absolute temperature
• b) Maximum temperature
• c) Stagnation temperature
• d) Hydraulic temperature
Q.13
##### What is model testing?
• a) Overall testing
• b) Function testing
• c) Partial testing
• d) Performance testing
Q.14
##### When is the fluid called laminar?
• a) Low viscosity
• b) The density of the fluid is high
• c) Reynolds number is greater than 2000
• d) Reynolds number is less than 2000
Q.15
##### Which among the following provides the third principle in fluid mechanics?
• a) Conservation of Heat
• b) Conservation of volume
• c) Conservation of linear momentum
• d) Conservation of mass
Q.16
##### When a fluid is subjected to resistance, it undergoes a volumetric change due to __________
• a) Cohesion
• b) Strain
• c) Compressibility
Q.17
##### The compressible flow is assumed to be _____________
• b) Isentropic only
• d) Polytropic
Q.18
##### Principle of fluid mechanics works on the utilization of________
• a) Velocity
• b) Accelerating mass
• c) Volume
• d) Work
Q.19
##### Open channel flow takes place _______
• a) In a pump
• b) Within a cylindrical depth
• c) On a free surface
• d) In the pipe
Q.20
##### Which of the following is a type of fluid based on viscosity?
• a) Real Fluid
• b) Ideal Fluid
• c) Newtonian Fluid
• d) All of the mentioned