NDA General Knowledge Questions

My brother doing preparation for the NDA exam . In the revision stage of the preparation he want to solve some questions of the General Knowledge , so he requires the some sample question papers . Will you please provide sample General Knowledge question papers for NDA exam.

Can you provide me some questions for preparation of General Ability Test Part B – General Knowledge for National Defence Academy (NDA) Examination?

[Arun Vats]

Some questions for preparation of General Ability Test Part B – General Knowledge for National Defence Academy (NDA) Examination are as follows:

1. The filament of a light bulb is made up of:

a) Platinum

b) Tantalum

c) Tungsten

d) Antimony

Answer: c)



2. Which of the following is false?

Sound waves are ____________ waves.

a) Pressure

b) Longitudinal

c) Electromagnetic

d) Mechanical

Answer: c)



3. Which of the following coloured light has the lowest frequency?

a) Green

b) Blue

c) Red

d) Violet

Answer: c)



4. The period of artificial geostationary satellite is:

a) 8 hours

b) 12 hours

c) 24 hours

d) 46 hours

Answer: c)



5. The value of universal gravitational constant G is:

a) 9.8 m/s2

b) 6.673×10-11 N m2 kg-2

c) 6.371 x 106 m

d) 1.738 x 10 6 m

Answer: b)


6. What is the unit of the magnitude of the weight?

a) Distance (meter)

b) Mass (grams)

c) Force (Newton)

d) None of the above

Answer: c)


7. What is the value of Pi?

a) 3.14159

b) 3.14358

c) 3.14258

d) 3.14289

Answer: a)

8. Which of the following is the best electricity conductor?

a) Copper

b) Aluminium

c) Iron

d) Silver

Answer: d)


9. Small liquid drops are spherical in shape because

a) of adhesion

b) of gravitational force

c) of the atmospheric pressure from all the sides on the top

d) the liquid tends to have the minimum surface area are due to surface tension

Answer: d)


10. The Chandershekhar Limit is related to which of the following?

a) Stars

b) Black holes

c) Both of these

d) None of these

Answer: a)


11. A Light Year is a measure of

a) Light intensity

b) Time

c) Distance

d) None of the Above

Answer: c)


12. In the Solar System, asteroids circle between these two planets.

a) Venus and Mars

b) Mars and Earth

c) Mars and Jupiter

d) Jupiter and Saturn

Answer: c)


13. Identify the pair that is correctly matched?

a) Madam Curie: X – ray

b) Albert Einstein: Photoelectric effect

c) Linus Pauling: Electron

d) C V Raman: Stark effect

Answer: b)

14. Refraction, Reflection, Dispersion and Diffraction are associated with

a) Light

b) Sound

c) Magnetism

d) None of the Above

Answer: a)


15. The minimum possible temperature beyond which matter cannot be cooled is in degree Centigrades is:

a) 95.50

b) 100

c) 273.15

d) 473.50

Answer: c)

Practice UPSC NDA & NA Mathematics Mock Test with Answers (300 Marks)

16. Who among the following is credited for discovering the principles underlying electromagnetic induction?

a) Michael Faraday

b) Volta

c) Coulomb

d) Gauss

Answer: a)


17. Which of the following statement is correct about Pi?

a) It is non-repeating decimal value

b) It is non terminating decimal value

c) It is repeating and terminating decimal value

d) It is non-repeating, non-terminating decimal value

Answer: d)


18. It is on this principle, the quartz clock works.

a) Piezo-electric effect

b) Gauss effect

c) Relativistic effect

d) Mass defect

Answer: a)


19. Who has calculated the circumference of the earth and considered the value of Pi = 22/7?

a) Archimedes

b) John Machin's

c) Aryabhatta

d) None of the above

Answer: c)


20. Cryogenic engines find applications in:

(a) sub-marine propulsion

(b) frost-free refrigerators

(c) rocket technology

(d) researches in superconductivity

Answer: (c)


21. The clouds float in the atmosphere because of low:

(a) temperature

(b) velocity

(c) pressure

(d) density

Answer: (a)

22. Pi consists of how many digits?

a) 9 digits

b) 10 digits

c) 12 digits

d) Infinite

Answer: d)



23. Given below are two statements, one labelled as Assertion (A) and other labelled as Reason (R)

Assertion (A): A diamond sparkles more than a glass imitation cut to the same shape.

Reason (R): The refractive index of diamond is less than that of glass.

In context of the above two statements, which one of the following is correct ?

(a) Both A and R are true and R is the correct explanation of A

(b) Both A and R are true and R is not a correct explanation of A

(c) A is true but R is false

(d) A is false but R is true

Answer: c)


24. An air bubble in water will act like a:
(a) convex mirror
(b) convex lens
(c) concave mirror
(d) cancave lens

Answer: d)



25. When a mirror is rotated by an angle 0, the reflected ray will rotate by:
(a) 0°
(b) 0/2
(c) 0
(d) 20

Answer: d)