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NAT I Engineering Mathematics MCQs With Answers
Question # 1
6 is
Choose an answer
A prime integer
An irrational number
A rational number
A odd integer
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Question # 2
If Cosθ =0, Then θ=
Choose an answer
nπ/2
(2n + 1)π/2
(2n - 1)π/2
(n ±1)π/2
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Question # 3
If A and B are two events then P(A∪B) =? (when A and B are disjoint)
Choose an answer
P(A) - P(B)
P(A) x P(B)
P(A) + P(B)
P(A) + P(B) -P(A∩B)
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Question # 4
If the diagonal of a square has coordinates (1,2) and(5,6) the length of a side is
Choose an answer
3
4
1
5
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Question # 5
For which of the following ordered pairs (s,t) is s + t> and s- t < -3?
Choose an answer
(3,2)
(2,3)
(1,8)
(0,3)
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Question # 6
If |A| ≠ 0 then A is called
Choose an answer
1
-1
±1
0
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Question # 7
The angle a (0° < a< 180°) measured counterclockwise from positive x-axis to a non-horizontal straight line / is called the
Choose an answer
Rotation
Inclination
Radian
None
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Question # 8
F(x) = xx decreases in the interval
Choose an answer
(0,e)
(0.1)
(-∞.0)
None
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Question # 9
The average of first 100 integers is=
Choose an answer
50 1/2
25 1/4
100
5050
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Question # 10
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 # 11
What is the domain of y= Sin
-1
x?
Choose an answer
-1 ≤ x ≤1
1 ≤ x ≤ 1
0 ≤ x ≤ π
-π/2 ≤ x ≤ π/2
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