General Ability (Part-2) NDA/NA Solved Paper 2020-I

Total Questions: 100

31. The speakers of major Indian languages belong to how many language families?

Correct Answer: (c) Four

32. Where did Gandhiji initially forge the techniques of Satyagraha?

Correct Answer: (b) South Africa

33. Who was the Viceroy of India at the time of Gandhiji's Dandi march?

Correct Answer: (a) Lord Irwin

34. Which one ofthe followingAmerican newsmagazines was highly sceptical of Gandhiji's Dandi march initially but within a week completely changed its opinion and saluted him as a Saint and Statesman?

Correct Answer: (c) Time

35. In which of the following years were passengers trains introduced in England?

Correct Answer: (b) 1825

36. The correct relation between the radius of curvature R and focal length fof a spherical mirror is

Correct Answer: (b) R=2f

37. A lemon kept in water in a glass tumbler appears to be larger than its acrual size. It is because of

Correct Answer: (c) refraction of light

38. Light enters the eye through a thin mambrane called

Correct Answer: (b) cornea

39. Name the scientist who first used a glass prism to obtain the spectrum of sunlight

Correct Answer: (c) Isaac Newton

40. The cost of energy to operate an industrial refrigerator that consumes 5 kW power working 10 hours per day for 30 days will be

(Given that the charge per kW.h of energy = ₹4)

Correct Answer: (b) ₹ 6,000