If you are looking first Year Chapter Six Physics FLUID DYNAMICS Chapter Wise MCQs question answers, You are here on right website all of these Multiple Choice Question answers are helpful for learning exams MCQs Questions with solutions. Learn these important Key points for upcoming board exams and tests preparations.
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| 1st Year Chapter Six Physics MCQs |
On this website you will learn first Year Physics Unit Six FLUID DYNAMICS MCQs with solved Answers. Mostly past papers important MCQs are helpful for getting better marks. You will easily learn this chapter by learning these solved MCQs of FLUID DYNAMICS.
Important Key Points You Will Learn in Chapter Six:
- Viscous drag and Stokes’ Law
- Terminal Velocity
- Fluid Flow
- Equation of Continuity
- Bernoulli’s Equation
- Applications of Bernoulli’s Equation
Q.1: Which of the given has the least coefficient of viscosity?
- Milk
- Water
- tarcoal
- Engine coal
B
Q.2: The raindrop falling from the sky reaches the ground with?
- Constant acceleration
- Terminal velocity
- Constant pressure
- Variable acceleration
B
Q.3: Terminal velocity is:?
- Uniform
- Maximum
- Uniform and maximum
- Neither uniform nor maximum
C
Q.4: When the body moves with terminal velocity the acceleration in the body become?
- Zero
- Maximum
- Variable
- Infinite
A
Q.5: Terminal velocity is given by equation?
- Vt = gr2p/n
- Vt = 2gr2p/9n
- Vt = gr2p/9n
- Vt = 9gr2p/2n
B
Q.6: A flowing liquid possess?
- Pressure
- K.E
- P.E
- All of these
D
Q.7: The flow of an ideal fluid is?
- Turbulent
- Streamline
- Along straight path
- All of these
D
Q.8: Which would be the truck least likely to sink into a soft ground?
- Truck loaded with four wheels
- Truck loaded with six wheels
- Empty truck with four wheels
- Empty truck with six wheels
D
Q.9: When fluid is incompressible then?
- The velocity of the fluid is constant
- The flow of the fluid is along the straight line
- The density of the fluid is constant
- The volume of the fluid is constant
The density of the fluid is constant
Q.10: An ideal fluid flows through a horizontal tube of variable diameter. The pressure is lowest where the?
- Velocity is the highest
- Diameter is the smallest
- Diameter is the largest
- Both a and b
D
Q.11: According to the equation of continuity, A1V1 = A2V2 = constant, the constant is equal to?
- Flow rate
- Volume of fluid
- Mass of fluid
- density of fluid
A
Q.12: Equation of continuity is obtained by applying the law of conversation of?
- Mass
- Energy
- Momentum
- All
A
Q.13: Bernoulli’s equation is applicable to?
- Flow of liquids
- Viscosity
- Surface tension
- All of these
A
Q.14: Speed of efflux can be determined by applying?
- Bernoulli’s theorem
- Toricelli’s theorem
- Venture relation
- Stoke’s law
B
Q.15: Blood vessels are?
- Rigid
- Inflatable
- of Glass
- Both a and b
D
Q.16: If a stream of air is blown under one of the pans of a physical balance in equilibrium, then pan may?
- Go up
- Not effected
- Go down
- None of these
C
Q.17: A man standing near a fast-moving train may fall?
- Over the train
- Away from the train
- Towards the train
- On himself
C
Q.18: For which position, maximum blood pressure in the body has the smallest value?
- Standing straight
- Sitting on chair
- Sitting on ground
- Lying horizontally
D
Q.19: Two fog droplets have radii 2:3, their terminal velocities are
- 4:6
- 4:9
- 2:9
- 4:3
B
Q.20: Bernoulli’s equation is obtained by applying law of conservation of?
- Mass
- Energy
- Momentum
- Fluid
B
Q.21: Venturi meter is used to measure?
- Fluid pressure
- Fluid density
- Fluid speed
- Fluid energy
C
Q.22: In cricket when a bowler produces swing, the wall will curve towards?
- Shinning side of the ball
- Rough side
- Seam of the ball
- Goes straight
A
Q.23: Stoke’s law is applicable if the body has ______ shape?
- Rough
- Square
- Spherical
- All of these
C
Q.24: The velocity of the flow of liquid through an orifice at the bottom of a tank depends upon?
- Density of liquid
- Height of liquid above the orifice
- Gravity
- Both b and c
D
Q.25: Systolic pressure is called?
- Lower blood pressure
- Higher blood pressure
- Normal blood pressure
- Abnormal blood pressure
B
Q.26: An instrument used to measure blood pressure is called?
- Venturimeter
- Blood pressure
- Sphygmomanometer
- Sonometer
C
Q.27: A chimney works best if air exposed to the chimney is?
- Stationary
- Moving
- Moving slowly
- Moving fast
D
Q.28: Which one is venturi relation?
- P1 – P2 = ½ PV22
- P1 – P2 = ½ Pv21
- P + 1/2Pv2 = constant
- Both a and b
A
Q.29: The effect of the decrease in pressure with the increase of the speed of the fluid in a horizontal pipe is known as?
- Bernoulli’s effect
- Torricelli’s effect
- Venturi effect
- Stoke’s effect
A
Q.30: Ideal fluid is?
- Non-viscous
- Incompressible
- Steady flow
- Possess all properties
D
Q.31: Laminar flow usually occurs at speeds which are:?
- Low
- High
- Very high
- Sometimes high and time low
A
Q.32: For _________ flow the path of the fluid particles cannot be tracked?
- Laminar
- Streamline
- Turbulent
- Both a and b
C
Q.33: Sphygmomanometers measures blood pressure?
- Statically
- Dynamically
- Some time static and sometimes dynamic
- None of these
B
Q.34: Carburetor of a car is an application of?
- Venturi meter
- Bernoulli’s equation
- Equation of continuity
- Torricelli’s theorem
B
Q.35: The blood flow is __________ flow at systolic pressure?
- Laminar
- Turbulent
- Mixed
- None
B
Q.36: The profile of Aeroplane wing which lifts it up is called as?
- Wing shape
- Aerofoil profile
- Curved profile
- None of these
B
Q.37: Bernoulli’s equation is applicable for?
- Laminar flow
- Turbulent flow
- Static fluids
- All kinds of flow
A
Q.38: The density of human blood is nearly equal to?
- Water
- Honey
- Mercury
- Oil (Kerosene)
A
Q.39: The speed of the fluid is maximum in the venturi meter at?
- Convergent duct
- Divergent duct
- At endpoints
- at any points
A
Q.40: Ball pen function on the principle of?
- Viscosity
- Surface tension
- Charle’s law
- Boyle’s law
A
