1. The Physical sciences deals with:

- Both
- None of these
- Non-living things
**correct** - Living things

2. What type of science is physics?

- Living things
- Experimental science
**correct** - Non-living things
- None of these

3. Base quantities are those which?

- Further divide
- Can be derived
- None of these
- Remain the same
**correct**

4. Physics is an important and basic part of physical sciences which is a:

- Mathematical science
- Statistical science
- Experimental science
**correct** - None of these

5. The diameter of a nucleus is:

- 10¯¹⁶
**correct** - 10¯¹⁵
- 10¯¹²
- None of these

6. The distance from Earth to Sun is?

- 10⁸m
- 10⁹m
- 10¹⁰m
**correct** - 10¹¹m

7. Astrophysics is the branch of physics deals with the

- Physics of earth crust
- Physics of stars and galaxies
**correct** - None of these
- Physics of oceans

8. Aerodynamics is a branch of physics deals with the?

- Thermodynamics
- Hydrodynamics
- Dynamics
- None of these
**correct**

9. High energy physics is the physics of?

- Astrophysics
- Subatomic particles
**correct** - Plasma Physics
- Extra nucleus

10. Types of physical quantities are:

- 1
- 3
- 2
**correct** - None of these

11. Derived quantities are those which can

- Be subdivided
- Not derived
- None of these
- Be derived from other quantities
**correct**

12. Physics deals with the study of:

- Matter and Energy and their relationship
**correct** - Outer atmosphere
- Matter and Energy
- None of these

13. Solid state physics is the branch of physics deals with the

- Atoms and molecules
- b and c
**correct** - Structure
- Properties

14. The biological sciences deal with the?

- Living things
**correct** - None of these
- Non-living things
- Both

15. The diameter of an atom is?

- 10¯¹²m
- 10¯¹⁴m
- 10¯⁷m
- 10¯¹⁰m
**correct**

16. How many main frontiers are of fundamental science?

- 1
- None of these
- 2
- 3
**correct**

17. The relativistic mechanics in which object move?

- Greater than c
- Approach to
**ccorrect** - Equal to c
- Less than c

18. The study of nature has been classified into branches are:

- 2
**correct** - 3
- 4
- None of these

19. Plasma physics is the branch of physics deals with the?

- Atoms and molecules
- Molecules neutrals
- Ions
**correct** - All of these

20. The diameter of the milky way is?

- 10¹⁸m
- 10¹⁵m
- 10¹⁷m
- 10²⁰m
**correct**

**Physics Measurements MCQS Online Preparation Sample Paper 2 Questions with Answer**

1. Period of typical radio waves is

**1 x 10¯⁶ seccorrect**- 1 x 10¯⁸ sec
- 1 x 10¯⁵ sec
- 1 x 10¯⁹ sec

2. The number 0.0023 should be expressed as

- 2.3 x 10¯³
**correct** - None of these
- 0.23 x 10¯⁴
- 0.023 x 10¯²

3. Age of the Earth is

- 1.4 x 10¹⁷ sec
**correct** - 1.4 x 10¹⁹ sec
- 1.4 x 10¹⁵ sec
- 14 x 10¹⁷ sec

4. Steradian is a unit of

- radius
- None of these
- solid angle
**correct** - plane angle

5. The error of any measurement may occur due to?

- Faulty apparatus
- Inappropriate method
- Negligence
- All of these
**correct**

6. Period of audible sound waves is

- 1 x 10¯² sec
- 1 x 10¯¹ sec
- 1 x 10¯³ sec
**correct** - 1 x 10¯⁴ sec

7. The distance to the milk way is

- 10²⁰m
- 10³⁰m
**correct** - 10³¹m
- 10²⁹m

8. Time between the normal heart beats is

- 8 x 10¯² sec
- 8 x 10¯¹ sec
**correct** - None of these
- 8 x 10¯³ sec

9. The uncertainty of any measurement may occur due to?

- All of these
**correct** - Limitation to an instr5ument
- Natural imperfections of a person’s sense
- Natural vibrations of the object

10. Radian is an angle which is?

- Angle
- Plane angle
**correct** - Solid angle
- None of these

11. One year is equal to ___________ Seconds.

- 3.2 x 10⁶ sec
- 3.12 x 10⁷ sec
**correct** - 4.3 x 10¹⁰ sec
- 4.4 x 10⁸ sec

12. Period of visible light waves is

- 2 x 10¯¹¹ sec
- 2 x 10¯¹⁵ sec
**correct** - 2 x 10¯¹⁰ sec
- 2 x 10¯¹⁴ sec

13. The number 134.7 should be written as

- None of these
- 13.47 x 10³
- 1.347 x 10²
**correct** - 13.47 x 10²

14. Age of the Universe is

- 5 x 10¹⁷ sec
**correct** - 5 x 10¹⁹ sec
- 5 x 10¹⁵ sec
- None of these

15. One day is equal to

- 9.3 x 10³ sec
- None of these
- 8.6 x 10⁴ sec
**correct** - 5 x 10⁷ sec

16. Period of vibration of an atom in a solid is?

- 1 x 10¯¹⁹ sec
- 1 x 10¯¹⁶ sec
- 1 x 10¯¹³ sec
**correct** - 1 x 10¯¹⁰ sec

17. The expression of scientific notation is?

- None of these
- One non-zero digit left of decimal
**correct** - Two zeros and one non-zero digits left of the decimal
- One zero digit left of decimal

18. In the measurement 12.7 measures?

- Two accurately known digit
- Two accurately known digit and one doubtful
**correct** - One accurately known digit
- None of these

19. Steradian is the

- Three dimensional angle
**correct** - One dimensional angle
- None of these
- Two dimensional angle

20. Scientific notation which can be expressed in the

- None of these
- Negative powers
- Powers of ten
**correct** - Decimals

**Entry Test 2021 Physics Measurements MCQS Online Preparation Sample Paper 3 Questions with Answer**

1. The time taken by the light to travel from Pluto to Earth is?

- 6 hrs 20 sec
- 5 hrs 20 sec
**correct** - 76 hrs 20 sec
- 4 hrs 20 sec

2. The precision of measurement in Physics depends

- Average values and Error free instrument
- Error free instrument and Least count of instrumentcorrect
- Least count of instrument and Average values

3. In integers such as 8,000 Kg, significant zeros are determined by the instrument when least count is 1 Kg.

- 8.000 x 10³ Kg
**correct** - 8.0000 x 10³ Kg
- 8.00 x 10³ Kg
- 8.0 x 10³ Kg

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

- 8 x 10¹⁵ J
- 8 x 10¹⁸ J
- 9 x 10¹⁷ J
- 9 x 10¹⁶ J
**correct**

5. The mass of Uranium atom is?

- 10¯²⁵ KG
**correct** - 10¯¹⁵ Kg
- 10¯²⁰ Kg
- 10¯¹⁰ Kg

6. For assessment of total uncertainty when percentage uncertainties are?

- Subtracted
- Added
**correct** - Multiplied
- Divided

7. For assessment of total uncertainty when added or subtracted the absolute uncertainties are?

- Multiplied
- Divided
- Subtracted
- Added
**correct**

8. Random error occurs when repeated measurements of the quantity under the same conditions gives?

- None of these
- Different values
**correct** - Equal values
- Increasing Values

9. The time taken by the light to travel from Sun to Earth is?

- 8 min 20 sec
**correct** - 5 min 20 sec
- 4 min 20 sec
- 9 min 20 sec

10. by dimensional analysis, we can find?

- Correctness of formula
- All of these
**correct** - Physical nature
- Derivation of formula

11. The dimension stands for the nature of a physical quantity which is?

- None of these
- Numerical
- Quantity
- Quantitative
**correct**

12. In colour printing, the entire range of colours uses just?

- Five colours
- None of these
- Four colours
**correct** - Three colours

13. Lightly year is measured in?

- Time
- Length
**correct** - Speech
- None of these

14. Systematic error refers to an effect that influences particular quantity for the measurements which are?

- None
- Some
- A and B
- All
**correct**

15. 8.233 m, 2:105m and 1.05 cm are the length, breadth and thickness respectively, find volume of the sheet correct upto appropriate significant digits?

- 7.15 x 10¯² m³
**correct** - 7.85 x10¯² m³
- 8.25 x 10¯³ m³
- None of these

16. The travel time of light from Moon to Earth is?

- 1 min
- 3 min 30 sec
- 1 min 20 sec
**correct** - 2 min 10 sec

17. Total mass when silver coins are added to box as 2.2 Kg, 0.01001 Kg and 0.01002 Kg correct to appropriate precision?

- 2.3 Kg
- 2.43 Kg
- 2.67 Kg
- 2.2 Kg
**correct**

18. In the assessment of total uncertainties when power factor is involved, the percentage uncertainty is?

- Added
- Divided by that power
- None of these
- Multiplied by that power
**correct**

19. We are living in the age of?

- Technology
- Information technology
**correct** - None of these
- Space age

20. Accuracy of a measurement depends on?

- Fractional uncertainty
**correct** - None of these
- Less absolutely
- Percentage uncertainty