Physics Measurements Online Mcqs Test

Umaima Harmain RaoLast Updated: October 13, 2025

Important Physics Measurements Question Answer

Total Questions:	43
Time Allowed:	40 Minutes
Total Marks:	43
How to Attempt Test:	Please choose the right Option in MCQ-type question.
Test Helpful For:	Physics Test ECAT Test MDCAT Test Measurements Test FPSC/PPSC/SPSC/KPPSC/BPSC/AJKPSC/NTS Physics Interview Question Answer

Physics Measurements Test Online With Explanation

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1. Which is an interdisciplinary area of physics?

Geophysics

Hydrodynamics

Special Relativity

Super Fluidity

2. The study of nature has been classified into _________ branches.

Two

Three

Four

None of these

3. The physical sciences deal with the

Living things

Non-Living things

Both A and B

None of these

4. Types of physical quantities are

Two

Three

Four

None of these

5. What type of science is physics?

Living things

None-Living things

Experimental science

None of these

6. High energy physics is the physics of

Nucleus

Subatomic particles

Plasma physics

Astrophysics

7. The relativistic mechanics in which object move

Less than C

Greater than C

Equal to C

Approach to C

8. The motion without consideration of its cause is studied in:

Kinematics

Mechanics

Statics

Modern Physics

9. The branch of science which deals with the study of matter and energy and the relationship between them is called:

Astronomy

Geology

Biology

Physics

10. The study of physics deals with

The laws of motion

The structure of space and time

The forces present in the universe

All of the above

11. Which set of units includes a supplementary unit?

Kg, A, Sr

A, K, cd

A, mol, s

None

12. SI units of electric current is

Ampere

Kelvin

Candela

Meter

13. Derived quantities are those which can

Be subdivided

Be derived from other quantities

Not derived

None of these

14. The fundamental unit of angle in a plane in SI system of units is called:

Rotation

Degree

Radian

Cycle

15. Light year is the unit of

Time

Length

Speed

None of these

16. Which of the following quantity is expressed as force per unit area?

Work

Pressure

Volume

Area

17. Which of the following is not the unit of energy?

Calorie

Joule

Electron-Volt

Watt

18. The unit of focal power of a lens is

Watt

Horse power

Diopter

Kilo watt

19. 1 km² =

1 x 10³ m²

1 x 10⁶ m

1 x 10⁵ cm²

1 x 10¹⁰ cm²

20. Plasma physics is the branch of physics that deals with

Atoms

Molecules

Ions

None of these

21. Which of the following quantity is dimensionless?

Gravitational constant

Plank’s constant

Power of lens and gas constant

None of these

22. The dimensional formula of angular velocity is:

M⁰L⁰T¯¹

MLT¹

ML⁰T¯¹

ML⁰T¯²

23. The dimensional formula of light year is

LT¯¹

ML²T¯²

24. The Physical quantity which has the dimensional formula M¹T¯³ is

Surface tension

Solar constant

Density

Compressibility

25. The dimensions of the quantities is one of the following pairs are the same. Identify the pairs.

Torque and work

Angular momentum and work

Energy and Young’s modulus

Light year and time

26. Planck’s constant has the dimensions of:

Energy

Momentum

Frequency

Angular momentum

27. The dimensional formula of torque is:

[ML²T¯²]

[MLT¯²]

[ML¯¹T¯²]

[ML¯²T¯²]

28. The dimensional formula of gravitational constant G is:

MLT¯²

ML³T¯²

M¯¹L³T¯²

M¯¹LT¯²

29. The fundamental unit which has same power in the dimensional formula of surface tension and viscosity is:

Mass

Length

Time

None

30. The dimensions of frequency are

LT¯¹

MT¯¹

T¯¹

31. Steradian is an angle of

One dimensional angle

Two dimensional angle

Three dimensional angle

None of these

32. One year is equal to

4.3 x 10¹⁰ sec

4.4 x 10⁸ sec

3.12 x 10⁷ sec

3.2 x 10⁶ sec

33. According to equation E = mc² 1 Kg mass is actually the energy

8 x 10¹⁵ j

9 x 10¹⁷ j

9 x 10¹⁶

8 x 10¹⁴

34. The SI unit of heat is:

Calorie

Horse power

Joule

Watt

35. The dimensional formula for modulus of rigidity is:

ML¯¹T¯¹

ML¯²T²

MLT¯¹

ML¯¹T¯²

36. Particle physics concern with

Motion of objects in space

Particles of the matter

Automatic nuclei

Material

37. Base quantities are

Scalar

Vector

Both

None of these

38. Supplementary SI units radian and steradian were established to measure

Geometrical quantities

Luminous intensity

Electric current

Temperature

39. Numerical value of magnitude of a physical quantity is

Independent of system of units

Directly proportional to magnitude of the unit

Inversely proportional to magnitude of the unit

Either (B) or (C)

40. Length cannot be measured by

Fermi

Debye

Micron

Light year

41. Pick out wrong pair:

Charge-coulomb

Temperature-thermometer

Pressure-barometer

Sp. Gravity-hygrometer

42. S.I unit of magnetic flux is

Weber meter¯²

Weber

Weber per meter

Weber per meter⁴

43. Which of the following is the smallest unit?

Millimeter

Angstrom

Fermi

Meter

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Umaima Harmain RaoLast Updated: October 13, 2025

Physics Measurements Online Mcqs Test

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