Question # 1

The SI unit of force is.

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Dyne

Joule

Volt

Newton

For 2.450 no. of significant digits.

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2

1

3

4

Metre is the basics unit of

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Mass

Force

Velocity

Length

SI units of time was redefined in

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1900

1967

1960

1983

For 0.0036 no. of significnat digits

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1

3

2

4

The Unit of thermodynamic temperature is.

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C^o

F^o

K

None of these

Significant figures in 0.000546

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1

4

3

5

73.650 rounded off upto one decimal is

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73.6

74.00

73.7

73.65

Time taken by light to reach from moon to earth is

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1 min 20 sec

8 min 20 sec

3 min 20 sec

2 min 20 sec

Systematic erro occurs due to

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Instrument

Zero erro of the instrument

Botah a and b

None of these

The founder of mathematical physics is

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EuclidArchimedes

Plato

Aristotle

The SI unit for measuring plane angle is

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Streadian

Radian

Both a and B

None of these

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

Which of the following is the derived quantity.

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Time

Length

Area

Mass

Which of the following is a set of supplementary units

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Radian and kilogram

Radian and Steradian

Steradian and time

Mole and radian

Dimensional analysis helps in

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To convert one unti into another

Finding relation between quantities

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All of the abvove

--------- is area of physics

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Chemical physics

astrophysics

Mechanics

None of these

The SI units of solid angle is

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Streadian

Radian

Degree

None of these

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