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Mathematics ECAT Pre Engineering Online Test MCQs With Answers
Question # 1
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all
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Question # 2
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An empty set
Universal set
A singleton set
None of these
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Question # 3
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Question # 4
cos h
2
x + sin h
2
x
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an even function
an odd function
an even and implicit function
neither even nor a odd
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Question # 5
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Question # 6
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3 x 1
1 x 3
3 x 3
1 x 1
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Question # 7
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Question # 8
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Question # 9
For all points (x,y) on y-axis
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x is positive
x = 0
x is negative
y = 0
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Question # 10
A point where two of its boundary lines intersect is called
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Corner point
Feasible point
Vertex
Feasible solution
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Question # 11
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Question # 12
Associative law of multiplication
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ab - ba
a(bc) = (ab) c
a(b + c) = ab +ac
(a +b)c = ac + bc
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Question # 13
Geometric mean between a and b is
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Question # 14
In R, the additive identity is
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0
1
-1
None
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Question # 15
π is ______
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A complex number
A rational number
A natural number
An irrational number
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Question # 16
A circle which touches one side of a triangle externally and the other two sides produced is called ______
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In-circle
Circum cirle
Escribed circle
None of these
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Question # 17
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Conclusion
Implication
Antecedent
Hypothesis
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Question # 18
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Question # 19
The range of inequality x + 2 > 4 is
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(-1, 2)
(-2, 2)
(1,
∞
)
None
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Question # 20
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30°
60°
45°
None of these
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Question # 21
What is the conjugate of -6 -i
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-6 +i
6 + i
-6 -i
6 -i
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Question # 22
A chord passing through the centre of the circle is called
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the secant of the circle
the tangent of the circle
the arc of the circle
the diameter of the circle
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Question # 23
The area under the curve y = 1/x
2
between x = 1 and x =4 is:
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-25
0.75
-0.35
-10
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Question # 24
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Question # 25
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Question # 26
If one root of the equation ix
2
- 2(i + 1) x +(2 - i) = 0 is 2 - i, then the other root is
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-i
2 + i
i
2 - i
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Question # 27
cos 2
α=
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sin
2
α
+ cos
2
α
-cos
θ
tan
θ
None of these
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Question # 28
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Natural numbers
Whole numbers
Integers
Rational numbers
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Question # 29
The law of sines is
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Question # 30
The probability that a slip of numbers divisible by 4 is picked from the slips of number 1,2,3,4,......10 is
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1/5
2/5
1/10
3/10
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Question # 31
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