Question # 1

The general theory of relativity treats problems involving

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inertial frame of references

accelerating frame of references

both of these

none of these

Micheal Faraday and joseph Henry belong respectively to:

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USA and England

England and France

England and USA

USA and France

None of these

The process of formation of spectrum is called:

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Interference

Spectroscopy

Dispersion

Reflection

Botha (A) and (D)

A diatomic gas molecule has

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translational energy

rotaional energy

vibrational energy

all of them

In the resonance condition, the amplitude of the oscillator becomes

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very large

very small

zero

any one of them

A pair of quark and antiquark makes a:

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Meson

Baryon

Proton

Neutron

None of these

If there identical strings each of constant K are hooked together the spring constant of resultant spring will be:

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3 K

2 K

K/4

K/3

Carnot heat engine only used

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isothermal processes

adiabatic processes

both of them

none of them

The inkjet printer ejects a thin stream of:

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Water

Oil

Ink

Any of above

None of these

The substance in which atoms are so oriented that the field produced by spin and orbital motion of the electrons might add up to zero,are called

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diamagnetic substances

ferromagnetic substances

paramagnetic substances

all of them

The equation of continuity

A₁V₁= A₂V₂is for the flow of

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an ideal fluid

an incompressible fluid

a non visconcous fluid

all of the above

The direction of velocity is along the direction of

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Motion

Displacement

Velocity

None of these

The relation for the adiabatic change is

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PV = Constant

PV²= Constant

PV^r= Constant

PV^-r= Constant

For a rocket the change in momentum per second of the ejecting gases is equal to

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Acceleration of rocket

Velocity of rocket

Force acting on rocket

Momentum of rocket

The shaft of a motor is rotating at constant angular velocity of 3000 rpm. The angle turned per second is

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100 π rad/s

200 π rad/s

300 π rad/s

400 π rad/s

While viewing a distant object with a telescope suddenly a housefly sits on objective lens.The correct statement is that

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Housefly will be seen enlarged in image

Housefly will be seen reduced in image

Intensity of image will be decreased

Intensity of image will be increased

A usual way to obtain a plane wave is to place point source of light at the focus of a

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concave lens

convex lens

both of them

either of them

In crystalline solids, atoms are held about their equilibrium positions depending upon the strength of:

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Adhesive forces

Nuclear forces

Inter atomic cohesive force

Electromagnetic force

None of these

When the car moves with constant acceleration, the velocity time graph is a

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Straight line

Straight line rises equally

Horizontal straight line

None of these

In which of the following, Doppler’s effect is not applicable?

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To find speed of satellite

To find objects under water

To find speed of star

To tune a musical instrument

The Bernoulli's equation often expressed in

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P + ρV² + ρgh = constant

P + 1/2 ρV + ρgh = constant

P + 1/2 ρV² + ρgh = Constant

P + 1/2 ρV² + gh = constant

The dimensions [MLT^-2] refer to the quantity

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Acceleration

Velocity

Force

Momentum

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