MCAT/MCAT Physics Mcq Questions Fluid Dynamics Sample Test,Sample questions

Question:
A chimney works works best if air exposed to the chimmey is

1.stationary

2.moving

3.moving slowly

4.moving fast

Posted Date:-2021-08-29 22:48:17


Question:
A man standing near a fast moving train may fall

1.on the train

2.away from the train

3.towards the train

4.on himself

Posted Date:-2021-08-29 22:48:17


Question:
According to Einstein light travels form one place to another in the form of

1.waves

2.particles

3.photons

4.it was not his discovery

Posted Date:-2021-08-29 22:48:17


Question:
According to equation of continuity A1V1 = A2V2 = constant. The constant is equal to

1.flow rate

2.volume of fluid

3.mass of fluid

4.density of fluid

Posted Date:-2021-08-29 22:48:17


Question:
At which angle the range of the projectile is maximum

1.45?

2.60?

3.30?

4.none

Posted Date:-2021-08-29 22:48:17


Question:
Bernoullis equation is applicable for

1.laminar flow

2.turbulent flow

3.both laminar and turbulent flow

4.none of these

Posted Date:-2021-08-29 22:48:17


Question:
Blood vessels are

1.rigid

2.not rigid

3.of glass

4.of rubber

Posted Date:-2021-08-29 22:48:17


Question:
Burnoullis equation is obtained by applying law of conservation of _

1.mass

2.energy

3.momentum

4.fluid

Posted Date:-2021-08-29 22:48:17


Question:
Carburetor of a car is a application of

1.Venturi meter

2.Bernoulli equation

3.Both (a) and (b)

4.None

Posted Date:-2021-08-29 22:48:17


Question:
Coefficient of viscosity of honey is greater than

1.milk

2.water

3.tarcoal

4.water

Posted Date:-2021-08-29 22:48:17


Question:
Concentration of red cells in blood is about

1.25%

2.40%

3.50%

4.75%

Posted Date:-2021-08-29 22:48:17


Question:
Distance covered by a freely falling body in 2 seconds will be

1.4.9 m

2.19.6 m

3.39.2 m

4.44.1 m

Posted Date:-2021-08-29 22:48:17


Question:
Equation of continuity is obtained by apply in law of conservation of

1.mass

2.energy

3.momentum

4.all

Posted Date:-2021-08-29 22:48:17


Question:
Flight of a rocket in the space is an example of

1.second law of motion

2.third law of motion

3.first law of motion

4.law of gravitation

Posted Date:-2021-08-29 22:48:17


Question:
For which position maximum blood pressure in the body have the smallest value ?

1.standing straight

2.sitting on chair

3.sitting on ground

4.laying horizontally

Posted Date:-2021-08-29 22:48:17


Question:
For _________ flow the path of the fluid particles cannot be tracked.

1.laminar

2.stream line

3.turbulent

4.both (a) and (b)

Posted Date:-2021-08-29 22:48:17


Question:
Ideal fluid is

1.non-viscous

2.incompressible

3.steady flow

4.possess all properties

Posted Date:-2021-08-29 22:48:17


Question:
In cricket when a bowler produce reverse swing the ball will move towards

1.shinning side of the ball

2.rough side

3.seam of the ball

4.goes straight

Posted Date:-2021-08-29 22:48:17


Question:
In double slit experiment we observe

1.interference fringes only

2.diffraction fringes only

3.both interference and diffraction fringes

4.polirized frringes

Posted Date:-2021-08-29 22:48:17


Question:
Instrument used to measure blood pressure is called

1.venturimeter

2.blood pressure

3.sphgmomanometer

4.sonometer

Posted Date:-2021-08-29 22:48:17


Question:
Laminar flow usually occurs at speeds.

1.low

2.high

3.very high

4.some time high and some time low

Posted Date:-2021-08-29 22:48:17


Question:
Light reaches the earth form sun in nearly

1.15 minutes

2.10 minutes

3.8 minutes

4.8 minutes 30 seconds

Posted Date:-2021-08-29 22:48:17


Question:
Longitudinal waves do not exhibit

1.reflection

2.refraction

3.diffraction

4.polarization

Posted Date:-2021-08-29 22:48:17


Question:
One torr is equal to

1.1.333 Nm-2

2.1333 Nm-2

3.13.33 Nm-2

4.133.3 Nm2

Posted Date:-2021-08-29 22:48:17


Question:
Optical active crystals rotates the

1.vibrating plane

2.polarization plane

3.diffraction plane

4.interference plane

Posted Date:-2021-08-29 22:48:17


Question:
Photoelectric effect was given by

1.Hertz

2.Fresnel

3.Einstein

4.Plank

Posted Date:-2021-08-29 22:48:17


Question:
Speed of efflux can be determined by applying

1.Bernoulls theorem

2.Torricellis theorem

3.venture relation

4.all

Posted Date:-2021-08-29 22:48:17


Question:
Sphygmomanometers measures blood pressure.

1.statically

2.dynamically

3.some time static and some time dynamic

4.none of these

Posted Date:-2021-08-29 22:48:17


Question:
Stokes law is applicable if body has ________shape

1.rough

2.square

3.circular

4.spherical

Posted Date:-2021-08-29 22:48:17


Question:
Systolic pressure is called

1.low blood pressure

2.high blood pressure

3.normal blood pressure

4.abnormal blood pressure

Posted Date:-2021-08-29 22:48:17


Question:
The blood flow is ____________ flow at disystolic pressure

1.laminar

2.turbulent

3.mixed

4.none

Posted Date:-2021-08-29 22:48:17


Question:
The density of human blood is nearly equal to

1.water

2.honey

3.mercury

4.oil (kerosene)

Posted Date:-2021-08-29 22:48:17


Question:
The distance covered by a body in time t starting from rest is

1.at2/2

2.Vt

3.a2t/2

4.at2

Posted Date:-2021-08-29 22:48:17


Question:
The effect of the decrease in pressure with the increase of the speed of fluid in a horizontal pipe is known as

1.Bernoullirt effect

2.Torricelli effect

3.Venturi effect

4.Stokes effect

Posted Date:-2021-08-29 22:48:17


Question:
The force beared by a wall on which water strikes normally at a speed of 10m/sec and at a discharge of 0.0001m3/sec is.

1.1 N

2.10 N

3.100 N

4.none

Posted Date:-2021-08-29 22:48:17


Question:
The normal blood pressure range for an human body is

1.120 to 80 torr

2.100 to 80 torr

3.120 to 60 torr

4.60 to 140 torr

Posted Date:-2021-08-29 22:48:17


Question:
The profile of aeroplane wing which lifts it up is called as

1.wing shape

2.aerofoil profile

3.curved profile

4.none of these

Posted Date:-2021-08-29 22:48:17


Question:
The range of the projectile at 30? and 60? are

1.equal to 45?

2.equal to 90?

3.equal to each other

4.none of the above

Posted Date:-2021-08-29 22:48:17


Question:
The speed of the fluid is maximum in the venturimeter at

1.convergent duct

2.divergent duct

3.throat

4.none of these

Posted Date:-2021-08-29 22:48:17


Question:
The trajectory (or path) of a projectile is

1.straight line

2.parabola

3.hyperbola

4.circle

Posted Date:-2021-08-29 22:48:17


Question:
Time rate of change of momentum is equal to

1.force

2.impulse

3.velocity

4.both (a) and (c)

Posted Date:-2021-08-29 22:48:17


Question:
Two fog droplets have radius 2:3 their terminal velocities are

1.04:06

2.04:09

3.02:09

4.4.3

Posted Date:-2021-08-29 22:48:17


Question:
Velocity of fluid increases where the pressure is

1.low

2.high

3.constant

4.changes continuously

Posted Date:-2021-08-29 22:48:17


Question:
Venturi meter is used to measure

1.fluid pressure

2.fluid density

3.fluid speed

4.none

Posted Date:-2021-08-29 22:48:17


Question:
When light incident normally on thin film the path difference depends upon

1.thickness of the film only

2.nature of the film only

3.angle of indidence only

4.all thickness nature and angle of incidence

Posted Date:-2021-08-29 22:48:17


Question:
When two bodies move toward each other with constant speeds the distance between them decreases at the rate of 6m / sec. If they move in the same direction the distance between them increases at the rate of 4m/sec. Then their speeds are

1.5m/s, 1m/s

2.3m/s, 3m/s

3.6m/s, 1m/s

4.4m/s, 2m/s

Posted Date:-2021-08-29 22:48:17


Question:
Which is not optically active?

1.sugar

2.tartaric acid

3.water

4.sodium chlorate

Posted Date:-2021-08-29 22:48:17


Question:
Which one is venturi relation ?

1.P1 - P2 = 1/2 ?V22

2.V2 = 2g (h1-h2)

3.P = 1 /2?V2 = ?gh = constant

4.A1 V1 = A2 V2 = constant

Posted Date:-2021-08-29 22:48:17


Question:
Which one of the following properties of light does not change with the nature of the medium?

1.velocity

2.wavelength

3.amplitude

4.frequency

Posted Date:-2021-08-29 22:48:17


Question:
Why Ballistic missile fails in some circumstances of precision.

1.due to their shape

2.due to air resistance

3.due to angle of projection

4.att of these

Posted Date:-2021-08-29 22:48:17


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