Question # 1

The system international SI built up from

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Derived Units

Supplementary units

Basic Units

All of these

The error is constant for ............error

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Random

Systematic

Both a and b

All

The number of significant figure in 8.80 x 10⁶ kg is

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1

3

6

5

The branch of physics which deals with the study of production, propagation and properties fo sound waes is called.

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Heat and thermodynamcis

Optics

Acoustics

Mechanics

The SI unit of force is.

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Dyne

Joule

Volt

Newton

Metre is the basics unit of

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Mass

Force

Velocity

Length

In branch of physics which deals with the nuclear particls such as neurtons, protons adn nuclear structur is called

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Nuclear Physics

Solid state Physics

Particle Physics

Plasma physics

One mile is equal to

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1.625 km

1.609 km

1.325 km

1.850 km

Which of the following is the derived quantity.

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Time

Length

Area

Mass

The circumference fo the earth was determined by

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Bohr

A Beruni

Ibn al Haithm

Chadwick

For 2.450 no. of significant digits.

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2

1

3

4

One foot is equal to

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31.90 cm

30.48 cm

30.84 cm

84.30 cm

The SI Unit of amount of substance is

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Mole

Joule

Volt

Ohm

The study of Physics deals with

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Laws of motion

The structure of space and time

Force present in the nature

All of the above

Experimentation and practical verification was fist indroduced by

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The Muslim Scientists

The Greek philosopher

The European scientsts

None of these

The branch of Physics wich deals with velocities approaches the velocity of light is called

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Quantum Physics

Relati vistics Mechanics

Wave Mechanics

None of these

SI units of time was redefined in

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1900

1967

1960

1983

The number of significant figures with the increases degree of approximation

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Decreases

Increases

Remains unchanged

None of these

[LT-2] is demensional formula for

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Acceleration

Velocity

Force

Momentum

System Intenational was established in

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1967

1960

1971

1940

The Unit of thermodynamic temperature is.

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C^o

F^o

K

None of these

the study of nature is classified into

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Five brancehs

Six Branches

Two Branchs

None of these

The number 64.350 is rounded off as

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64.4

64.46

63.35

64.36

The basics quantity among the following is

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Mass

Torque

Force

Velocity

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