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NAT I Engineering Mathematics MCQs With Answers
Question # 1
If k
1
: k
2
= 1:1 then the point P dividing the line is
Choose an answer
Mid point
Extreme left point
Extreme Right point
Plies out side k
1
and k
2
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Question # 2
Find the geometric mean between 4 and 16
Choose an answer
7, 8
14, 4
28, 2
56, 1
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Question # 3
If sinθ = 1 then θ =
Choose an answer
2nπ +π/2
2nπ
2π +n
Nπ +π/2
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Question # 4
Sin
-1
x =?
Choose an answer
π/2- Sin
-1
x
π/2 -Cos
-1
x
-Sin
-1
x
-Cos
-1
x
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Question # 5
Unit vector in the positive direction of x-axis is
Choose an answer
î
ĵ
k̂
All
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Question # 6
d/dx a
x
is
Choose an answer
xa
x-1
a
x
x in a
a
x
in a
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Question # 7
∫sec (ax + b) tan(ax + b) dx=_______
Choose an answer
sec(ax + b)/a
sec
2
(ax + b)/2
sec(ax + b)/x
1/2
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Question # 8
If C
n
r
, P
n
r
= 24:1 then r = ?
Choose an answer
1
2
3
4
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Question # 9
Given X, Y are any two sets such that number of elements in X=28, number of elements in set Y=28, and number of elements in set X∪Y=54, then number of elements in set X∩Y=
Choose an answer
-7 + 2i
7 + 2i
7-2i
√53
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Question # 10
Partial fraction of 1/x
3
-1 will be of the form
Choose an answer
Conjugate pair
ordered pair
reciprocal pair
quadratic function
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Question # 11
The set (Q, .)
Choose an answer
Infinite set
Singleton set
Two points set
None
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