NDA Sample Paper PDF Download

Will you please provide here sample paper of National Defence Academy (NDA) exam of UPSC . give paper in PDF file ?”

[Quick Sam]

As you want I am here giving you sample paper of National Defence Academy (NDA) exam of UPSC.

Sample paper :
4. In solving a problem that reduces to
a quadratic equation, one student
makes a mistake in the constant
term and obtains 8 and 2 for roots.
Another student makes a mistake
only in the coefficient of first-degree
term and finds - 9 and - 1 for roots.
The correct equation is
(a) x 2 -10x+9 ~ 0
(b) x 2 +10x+9~0
(c) x 2 - lOx+ 16 ~ 0
(d) x 2 -8x-9 ~ 0

9. Let Z be the set of integers and
aRb, where a, bE Z if and only if
(a- b) is divisible by 5.
Consider the following statements :
I. The relation R partitions Z into
five equh•alent classes.
2. Any two equivalent classes are
either equal or disjoint.
\Which of the above statements
is j are correct?
(a) I only
(b) 2 only
(c) Both 1 and 2
{d) Neither I nor 2

14. Let A= ( 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 ).
Then the number of subsets of A
containing exactly two elements is
(a) 20
(b) 40
(c) 45
(d) 90

16. The decimal number (127•25)10,
when converted to binary number,
takes the form
(a) (1111111•11)2
(b) (1111110•01)2
(c) (1110111•11b
(d) (1111111•01)2

17. Consider the following in respect of
two non-singular matrices A and B
of same order :
1. det(A +B)= detA +detB
2. (A+ B)-1 = A-1 + s-1
Which of the above is fare correct?
(a) 1 only
{b) 2 only
(c) Both 1 and 2
{d) Neither 1 nor 2

NDA Sample paper





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