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NAT II Physical Science Mathematics MCQs With Answers
Question # 1
If the sum of the roots of (a + 1)x
2
+ (2a + 3)x +(3a+4) = 0 is -1, then product of the roots is
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1
2
-2
-1
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Question # 2
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1
2
3
4
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Question # 3
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None of these
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Question # 4
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Question # 5
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A polynomial
An inequality
An identity
A linear function
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Question # 6
If a statement S(n) is true for n = 1 and the truth of S(n) for n + K implies the truth of S(n) for S(n) = K + 1, then S(n) true for all
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All Real numbers
All integers
Positive integers
All complex numbers
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Question # 7
In which quadrant is the solution of the equation sin x - 1 = 0
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II quadrants
II and III quadrants
III and IV quadrants
I quadrant
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Question # 8
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Question # 9
The complement of set A relative to universal set U is the set
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A - U
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Question # 10
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None
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Question # 11
The length of rectangle is twice as much as its breadth. If the perimeter is 120 cm, the length of the rectangle is
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10 cm
20 cm
30 cm
40 cm
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Question # 12
Which of the following is the subset of all sets?
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{1, 2,3}
{0}
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Question # 13
The sum of the interior angles for a 16 sided polygon is
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4 pie
14 pie
8 pie
2 pie
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Question # 14
In the expansion of (a + b)
n
in every term the sum of the exponents of a and b is
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n
n + 1
2n - 1
2n + 1
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Question # 15
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Question # 16
The value of x, and y, when (x + iy)
2
= 5 + 4i
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X = 2, y = -1
X = -2, y = 1
X = 2, y = -1
X = 2, y = 2
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