Question # 1

The SI unit of force is.

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Dyne

Joule

Volt

Newton

The number of significant figure in 8.80 x 10⁶ kg is

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1

3

6

5

Time taken by light to reach from sun to earth is.

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8 min 20 sec

7 min 20 sec

9 min 20 sec

None of these

Engineering physics, Astrophysics,Bio Physics and Geophysics are

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Branches of Physics

Branches of Chemistry

Applied Physics

None of these

The number 64.350 is rounded off as

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64.4

64.46

63.35

64.36

The period of the earth is equal to

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one lunar day

One astronomical

One Solar day

The dimension of power are

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[ML2T-3]

[ML2T-2]

[MLT-1]

None of these

Number of seconds in a day is

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9000 sec

3600 sec

86400 sec

43200 sec

The circumference fo the earth was determined by

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Bohr

A Beruni

Ibn al Haithm

Chadwick

The SI unit for measuring plane angle is

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Streadian

Radian

Both a and B

None of these

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

Han discovered uranium fissionin

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1940

1938

1935

1939

The Science of physics based on

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Fundamental Quantities

Hyppthesis

Experimetns and measurement

Only definitaon

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

Errors due to incorrect design of a device are called

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Random Error

Systematic Error

Physical Error

None of these

73.650 rounded off upto one decimal is

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73.6

74.00

73.7

73.65

The numebr of significant figures in 0.809999 is

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2

3

5

6

Which one of the followign scientistis made some conributions to geometrical optics

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Plato

Archimedes

Euclid

None of these

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Physics Fsc Part 1 Chapter 1 Online Test MCQs With Answers

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