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Frequently Asked NDA Exam Pattern, NDA Questions with Answers Page 17

(#M40026784) NDA QUESTION General Ability Test Keep an EYE

An optician prescribes a power = – 0.5 dioptre. The corresponding lens must be a -
(a) convex lens of focal length 2 m (b) convex lens of focal length 50 cm
(c) concave lens of focal length 2 m (d) concave lens of focal length 50 cm

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(#M40026879) NDA QUESTION General Ability Test-2012 Keep an EYE

An iron ball and a wooden ball of the same radius are released from a height 'H' in vacuum. The time taken to
reach the ground will be -
(A) more for the iron ball (B) more for the wooden ball
(C) equal for both (D) in the ratio of their weights

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(#M40026739) NDA QUESTION General Ability Test Keep an EYE

A positively charged particle projected towards west is deflected towards north by a magnetic field. The
direction of the magnetic field is -
(a) towards south (b) towards east
(c) in downward direction (d) in upward direction

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(#M40026755) NDA QUESTION General Ability Test Keep an EYE

The main thinking part o the brain is -
(a) midbrain (b) hypothalamus (c) forebrain (d) hindbrain

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(#M40026599) NDA QUESTION Mental Ability Keep an EYE

What is the equation of a straight line which passes through (3, 4) and the sum of whose x and y intercepts is 14 ?
(a) 4x + 3y = 24 (b) x + y = 14 (c) 4x – 3y = 0 (d) 3x + 4y = 25

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(#M40026875) NDA QUESTION General Ability Test-2012 Keep an EYE

The earth's magnetic field is approximately -
(A) 1 Tesla (B) 2 Gauss
(C) 104 Tesla (D) 1 Gauss

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(#M40026741) NDA QUESTION General Ability Test Keep an EYE

Ward Cunningham is famous for developing for the first time -
(a) 'Wiki', the free encyclopedia on Internet
(b) a computer language called 'Java'
(c) a digital camera
(d) a software which can take Hebrew language as input

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(#M40026787) NDA QUESTION General Ability Test Keep an EYE

Which of the following statements relating to tsunami is/are correct ?
As the tsunamis leave the deep water of the open sea and travel water of the open sea and travel towards
shallow water –
1. the speed is reduced considerably
2. they attain enormous height
3. they appear as a gentle rise and fall of the sea
Select the correct answer using the code given below
(a) 1 and 2 only (b) 2 and 3 only (c) 1 only (d) 1, 2 and 3

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(#M40026491) NDA QUESTION Mental Ability Keep an EYE

What is the differential coefficient of logx x ?

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(#M40026932) NDA QUESTION General Ability Test-2012 Keep an EYE

Polio disease is caused by
(A) Bacteria (B) Fungi (C) Virus (D) worms

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